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Patent Searching and Data


Matches 101 - 150 out of 38,994

Document Document Title
WO/2022/202195A1
Provided is a piezoelectric film having high piezoelectric performance. The piezoelectric film comprises: a piezoelectric layer comprising a polymer composite piezoelectric material containing piezoelectric particles in a matrix that com...  
WO/2022/200151A1
An aerosol generator core (1) has an integral body (2) and membrane (4), and a vibratory drive connected to an electrical voltage supply. In some examples the body provides the vibration drive and comprises a piezoelectric polymer (2) of...  
WO/2022/204189A1
Parts made by additive manufacturing are often structural in nature, rather than having functional properties conveyed by a polymer or other component present therein. Printed parts having piezoelectric properties may be formed using com...  
WO/2022/199794A1
A haptic feedback arrangement (1) comprising a chamber (2) enclosing a two-phase propagation medium, the propagation medium comprising first phase (3) inclusions dispersed in a second fluid phase (4) allowing propagation of at least one ...  
WO/2022/203590A1
Various embodiments may relate to a resonator. The resonator may include a support including a substrate portion, and a membrane portion extending from the substrate portion over a cavity. The resonator may also include a piezoelectric l...  
WO/2022/204179A1
Parts made by additive manufacturing are often structural in nature, rather than having functional properties conveyed by a polymer or other component present therein. Printed parts having piezoelectric properties may be formed using com...  
WO/2022/200934A1
The present application describes a haptic feedback device based on electroactive polymer structure, fabricated through a screen-printing method, capable of being used as automotive interior leather articles. The proposed thin film elect...  
WO/2022/202682A1
Provided is a piezoelectric film which can suppress a drop in sound pressure even if used repeatedly or for a long time. The present invention comprises: a piezoelectric layer comprising a polymer composite piezoelectric material contain...  
WO/2022/204197A1
Parts made by additive manufacturing are often structural in nature, rather than having functional properties conveyed by a polymer or other component present therein. Printed parts having piezoelectric properties may be formed using com...  
WO/2022/202381A1
The present invention provides: a piezoelectric film which has achieved a good balance between high withstand voltage and long-term reliability; a piezoelectric element; and a method for producing a piezoelectric film. A piezoelectric ...  
WO/2022/204629A1
Some disclosed devices may include a display stack, a cover layer proximate a first side of the display stack and a segmented transducer array proximate a second side of the display stack. The segmented transducer array may include a plu...  
WO/2022/195225A1
A method of transferring a layer from a heterostructure to a receiver substrate comprises the following successive steps: • supplying a donor substrate (1) made of a first material and a carrier substrate (2) made of a second material,...  
WO/2022/196198A1
Achieved is a highly transparent conductive piezoelectric multi-layer film. This conductive piezoelectric multi-layer film (10) is formed by stacking the following in this order on at least one surface of a piezoelectric film (1) which h...  
WO/2022/196202A1
Provided is a piezoelectric element comprising a laminate of a plurality of piezoelectric films, the piezoelectric element preventing generation of wrinkles. The piezoelectric element has a configuration in which a plurality of layers of...  
WO/2022/195229A1
The invention relates to a magneto-electric converter (100) capable of converting a variation of a magnetic field (B) into a potential difference between two electrical terminals, including: a stack (10) having an upper face and a lower ...  
WO/2022/194999A1
The present invention relates to a method for precipitation hardening of a piezoceramic and to a piezoceramic.  
WO/2022/190150A1
A retentive material programmable through energetic stimuli, such as electric, magnetic, mechanic, photonic or thermal stimuli, is disclosed which comprises quantum dots and at least magnetostrictive powder, carbonaceous material, and pi...  
WO/2022/190715A1
Provided is a highly-flexible piezoelectric film capable of sufficiently ensuring conduction through an electrode layer. The piezoelectric film comprises a piezoelectric layer, electrode layers respectively formed on both sides of the pi...  
WO/2022/190807A1
The present invention addresses the problem of providing a piezoelectric film that has good durability, is capable of outputting a sound with high sound pressure, and can also lower resistance in an electrode layer to suppress heat gener...  
WO/2022/191782A1
There is provided a multilayer composite comprising at least one carbon layer having a plurality of cracks along a first directional axis, said cracks being spaced apart from each other in a periodic manner along a second directional axi...  
WO/2022/191011A1
Provided is a vibration power generation element which is capable of improving mechanical robustness and improving other properties while reducing costs. A substrate (10) supported in a cantilevered state by a support member (11) has a p...  
WO/2022/191192A1
A piezoelectric element comprising a support (10) and a vibration portion (20) disposed on the support (10), the vibration portion (20) including a support region (21a) supported on the support (10) and a plurality of vibration regions (...  
WO/2022/190729A1
Provided is a multilayer piezoelectric element in which heat generation can be reduced while a good piezoelectric property is maintained. This multilayer piezoelectric element is a laminate of a plurality of piezoelectric films each havi...  
WO/2022/187509A1
Disclosed are exemplary embodiments of materials for piezoelectric implants. Also disclosed are exemplary' methods of poling materials for piezoelectric response for bone growth stimulation. Additional exemplary embodiments are disclosed...  
WO/2022/185139A1
A driver unit includes a driver contractible and expandable in a longitudinal direction of the driver, and a holder contractible and expandable in a longitudinal direction of the holder, the holder configured to apply pressure to the dri...  
WO/2022/186209A1
A composition having magnetostrictive properties and comprising: a compound (component (P)) including a polymerizable group; a powdery magnetostrictive material (component (M)); and a radical polymerization initiator (component (R)).  
WO/2022/187158A1
A cooling system including a heat spreader, an active cooling element, and a base is described. The heat spreader is in thermal communication with a heat-generating structure mounted on a substrate. The heat spreader over hangs the heat-...  
WO/2022/185272A1
A vibration sensor based on piezoelectric thin films, or smart cuts of piezoelectric materials,integrated into a functional, metallic housing that transmits vibration deformations applied to the housing correctly into the sensor in a fre...  
WO/2022/183491A1
Provided are a quartz crystal resonator (501), which can both satisfy the requirement of high resonant frequency, and satisfy the requirements of stability and reliability for resistance to external stress and resistance to mechanical sh...  
WO/2022/180961A1
[Problem] The purpose of the present invention is to provide aluminum nitride to which scandium having nitrogen polarity is added. [Solution] A nitride material which is represented by chemical formula ScXMYAl1-X-YN, and which is charact...  
WO/2022/182711A1
An actuator is integrated into an optical element such as a liquid lens and configured to create spherical curvature as well as a variable cylinder radius and axis in a surface of the optical element. An example actuator includes a stack...  
WO/2022/183084A2
An electromechanical actuator includes a primary electrode, a secondary electrode overlying at least a portion of the primary electrode, and an electroactive layer disposed between the primary electrode and the secondary electrode, where...  
WO/2022/179219A1
Provided in embodiments of the present disclosure are a piezoelectric sensor and a haptics device. The piezoelectric sensor comprises: a base substrate; at least one piezoelectric device located on the base substrate; an organic insulati...  
WO/2022/176587A1
A drive element (1) comprises a pair of drive parts (11) arranged in one direction, a movable part (14) disposed between the pair of drive parts (11), a pair of support parts (13) disposed with the pair of drive parts (11) and the movabl...  
WO/2022/175754A1
Disclosed herein are ultrasound transducers that are selectively insulated to thereby enable the transducers to be exposed to an electrically conductive fluid without causing a short circuit between electrodes of the transducers. Such a ...  
WO/2022/177262A1
Disclosed are a BCTZ-based lead-free piezoelectric ceramic composition that provides high piezoelectric properties and speaker properties, and a method for manufacturing a BCTZ-based lead-free piezoelectric ceramic. The disclosed method ...  
WO/2022/173503A2
A quantum device includes a substrate including a first material and including an upper surface thereof, a first layer comprising a compound of the first material disposed on the upper surface of the substrate, a second layer, comprising...  
WO/2022/172875A1
[Problem] To provide: a magnetostrictive member that has a high magnetostriction constant and high parallel magnetostriction, and has a small variation in magnetostriction constant and parallel magnetostriction between members; and a met...  
WO/2022/172672A1
The present invention has: a substrate (1); a lower electrode film (2) provided on the substrate; a piezoelectric film (3) which is provided on the lower electrode film and has a plane area smaller than the plane area of the lower electr...  
WO/2022/172876A1
[Problem] To provide a magnetostrictive member having a high magnetostrictive constant and parallel magnetostriction, with little variation in the magnetostrictive constant and parallel magnetostriction between members, and a method for ...  
WO/2022/172854A1
The present invention provides an actuator which exhibits good interlayer adhesion at a stacking interface, good electrical conductivity of an electrode layer and good smoothness of the electrode layer. This actuator comprises a plural...  
WO/2022/168267A1
The problem addressed by the present invention is to provide: an electromechanical conversion element with which decreases over time in displacement of a piezoelectric body when continuously pulse-driven over a long period in a high-temp...  
WO/2022/169777A1
A piezoelectric polymer article may be characterized by a Young's modulus of 5 GPa or greater along at least one dimension thereof. The piezoelectric polymer article may include polyvinylidene fluoride, for example, and may have a polydi...  
WO/2022/168826A1
This piezoelectric element comprises a support (10) and a vibrating portion (20) disposed on the support (10). The vibrating portion (20) includes a piezoelectric film (50) and an electrode film (60) connected to the piezoelectric film (...  
WO/2022/168800A1
[Problem] The present invention addresses the problem of providing a method with which it is possible to form a functional thin film on a substrate through excellent epitaxial growth and to improve characteristics such as the piezoelectr...  
WO/2022/169405A1
Various embodiments may relate to an acoustic resonator. The acoustic resonator may include a piezoelectric layer. The acoustic resonator may also include a first electrode in contact with a first surface of the piezoelectric layer. The ...  
WO/2022/170175A1
In at least one illustrative embodiment, a microelectromechanical system (MEMS) includes a composable piezoelectric actuator electrically coupled to a terminal. In response to a voltage applied across electrodes of the actuator, a piezoe...  
WO/2022/163722A1
Provided is a piezoelectric element with which a leakage current is suppressed and piezoelectric characteristics are improved. In the piezoelectric element, a piezoelectric layer and a first electrode are stacked in this order on a subst...  
WO/2022/161653A1
The invention relates to a hollow shaft (121) for a roll stabilisation system (120) for a vehicle, wherein the hollow shaft (121) has a first support element (210) and a second support element (212). The first support element (210) and t...  
WO/2022/159327A1
Disclosed herein are ultrasonic transducer systems comprising: an ultrasonic imager comprising a plurality of pMUT transducer elements; and one or more circuitries connected electronically to the plurality of transducer element, the one ...  

Matches 101 - 150 out of 38,994