Title:
プロジェクタ用絞り装置
Document Type and Number:
Japanese Patent JP5117315
Kind Code:
B2
Inventors:
Yuichiro Usuda
Shigemi Takahashi
Shigemi Takahashi
Application Number:
JP2008200022A
Publication Date:
January 16, 2013
Filing Date:
August 01, 2008
Export Citation:
Assignee:
Nidec Copal Corporation
International Classes:
G03B21/14; G03B9/06
Domestic Patent References:
| JP2008145949A | ||||
| JP2006078786A | ||||
| JP2007316477A | ||||
| JP2004069966A | ||||
| JP2005292532A |
Attorney, Agent or Firm:
Yasushi Shinohara
Masayuki Fujinaka
Masayuki Fujinaka