Title:
A shading film, its manufacturing method, the iris diaphragm using it, a shutter shuttlecock, a light volume adjustment iris diaphragm shuttlecock
Document Type and Number:
Japanese Patent JP6036363
Kind Code:
B2
Inventors:
Katsushi Ono
Application Number:
JP2013022958A
Publication Date:
November 30, 2016
Filing Date:
February 08, 2013
Export Citation:
Assignee:
Sumitomo Metal Mining Co., Ltd.
International Classes:
G03B9/02; G02B5/00; G03B9/10
Domestic Patent References:
| JP2010001518A | ||||
| JP2011186390A | ||||
| JP2012203309A | ||||
| JP2008158479A | ||||
| JP2008216951A | ||||
| JP2012247518A | ||||
| JP2010175653A | ||||
| JP2012203310A |
Foreign References:
| WO2010026853A1 | ||||
| WO2007125875A1 |
Attorney, Agent or Firm:
Kazuya Nishi
Usami Aya
Usami Aya