Title:
A light tunnel and picture irradiation equipment
Document Type and Number:
Japanese Patent JP6236781
Kind Code:
B2
Inventors:
Toshinobu Matsuyama
Application Number:
JP2012288745A
Publication Date:
November 29, 2017
Filing Date:
December 28, 2012
Export Citation:
Assignee:
株式会社リコー
International Classes:
G03B21/14; G02B6/00; G03B21/00; H04N5/74
Domestic Patent References:
| JP2004286785A | ||||
| JP2005077909A | ||||
| JP2011039435A | ||||
| JP2006330626A | ||||
| JP2003222822A | ||||
| JP2011085834A | ||||
| JP2004198935A | ||||
| JP2006047908A | ||||
| JP2002189189A | ||||
| JP5341269A | ||||
| JP2002162614A | ||||
| JP2009086435A | ||||
| JP2012083660A | ||||
| JP2010175653A |
Foreign References:
| US20010008470 |
Attorney, Agent or Firm:
Hiroaki Sakai