Title:
光学素子、照明装置、およびプロジェクター
Document Type and Number:
Japanese Patent JP5803412
Kind Code:
B2
Inventors:
Yoshitaka Ito
Application Number:
JP2011178258A
Publication Date:
November 04, 2015
Filing Date:
August 17, 2011
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
G03B21/14; F21S2/00; F21V17/00; G02B19/00; G02F1/13357; G03B21/00
Domestic Patent References:
| JP2011107710A | ||||
| JP2006349988A | ||||
| JP2006317651A | ||||
| JP2005024963A | ||||
| JP2000214532A | ||||
| JP11142780A | ||||
| JP2006337595A | ||||
| JP2006317563A | ||||
| JP2006085150A | ||||
| JP2006285042A |
Foreign References:
| US7303288 |
Attorney, Agent or Firm:
Masahiko Ueyanagi
Osamu Suzawa
Osamu Suzawa