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Patents Grants
last 30 patents
Information
Patent Grant
Method for making lens array having light-shielding layer
Patent number
7,440,189
Issue date
Oct 21, 2008
Rohm Co., Ltd.
Norihiro Imamura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Lens array unit and method of forming image
Patent number
6,707,613
Issue date
Mar 16, 2004
Rohm Co., Ltd.
Hisayoshi Fujimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading apparatus and light guide member used therefor
Patent number
6,455,834
Issue date
Sep 24, 2002
Rohm Co., Ltd.
Hisayoshi Fujimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Method for making lens array having light-shielding layer
Publication number
20020063348
Publication date
May 30, 2002
Norihiro Imamura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Lens array unit and method of forming image
Publication number
20010028506
Publication date
Oct 11, 2001
Hisayoshi Fujimoto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Image reading apparatus and light guide member used therefor
Publication number
20010015892
Publication date
Aug 23, 2001
Hisayoshi Fujimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE