Title:
GLASS MEMBER, INPUT DEVICE, PEN INPUT DEVICE, MOBILE APPARATUS, AND METHOD FOR MANUFACTURING GLASS MEMBER
Document Type and Number:
WIPO Patent Application WO/2023/032961
Kind Code:
A1
Abstract:
Provided are a glass member that excels in tactile sensation such as the feel of writing using an input pen and the feel of touching with a fingertip, an input device provided with the glass member, a pen input device, a mobile apparatus, and a method for manufacturing the glass member. In the present invention, at least a portion of a principal plane (surface) 21a has minute recesses and projections 10, and the coefficient of determination R2 of a regression line L (La) is 0.600-0.960, the regression line L (La) being obtained by performing simple regression analysis through a least square method upon a range in load area percentage from 10% to 99% of a load curve T (Ta) of a plane within a square region of the minute recesses and projections 10, one side of the square region measuring 5 μm.
Inventors:
KINOSHITA TAKUMI (JP)
FUJITA NAOKI (JP)
FUJITA NAOKI (JP)
Application Number:
PCT/JP2022/032545
Publication Date:
March 09, 2023
Filing Date:
August 30, 2022
Export Citation:
Assignee:
NIPPON ELECTRIC GLASS CO (JP)
International Classes:
G06F3/041; B24C1/06; C03C15/00; C03C19/00
Domestic Patent References:
| WO2016017645A1 | 2016-02-04 | |||
| WO2014027546A1 | 2014-02-20 |
Foreign References:
| JP2018116367A | 2018-07-26 |
Attorney, Agent or Firm:
YANO INTERNATIONAL PATENT ATTORNEYS OFFICE, P.C. (JP)
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