Hitoshi Yamadera

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Color correction system of imaging apparatus
- Patent number 6,081,254
- Issue date Jun 27, 2000
- Hitachi, Ltd.
- Mariko Tanaka
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Video telephone system
- Patent number 5,444,477
- Issue date Aug 22, 1995
- Hitachi, Ltd.
- Hitoshi Yamadera
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Navigation Device
- Publication number 20080178118
- Publication date Jul 24, 2008
- XANAVI INFORMATICS CORPORATION
- Takaaki Ishii
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Usability evaluation support method and system
- Publication number 20060236241
- Publication date Oct 19, 2006
- Etsuko Harada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Mobile communication terminal device and a method of selecting a wi...
- Publication number 20040116134
- Publication date Jun 17, 2004
- Toshihide Maeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of displaying information on a screen
- Publication number 20030064757
- Publication date Apr 3, 2003
- Hitoshi Yamadera
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Pocket telephone
- Publication number 20020123368
- Publication date Sep 5, 2002
- Hitoshi Yamadera
- H04 - ELECTRIC COMMUNICATION TECHNIQUE