Akihiro Kawaoka

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sheet-recognizing machine
- Patent number 7,003,179
- Issue date Feb 21, 2006
- Hitachi, Ltd.
- Akihiro Kawaoka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Non-contact image reader and system using the same
- Patent number 6,721,465
- Issue date Apr 13, 2004
- Hitachi, Ltd.
- Keisuke Nakashima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Printer and computer system with detachable built-in printer
- Patent number 5,559,932
- Issue date Sep 24, 1996
- Hitachi, Ltd.
- Tetsuo Machida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data collection-transmission apparatus and data collection system
- Patent number 5,467,475
- Issue date Nov 14, 1995
- Hitachi Maxell, Ltd.
- Takehiro Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processing system and method for transfer and merging data in...
- Patent number 5,408,633
- Issue date Apr 18, 1995
- Hitachi, Ltd.
- Masataka Katsumura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for performing transaction
- Patent number 5,214,269
- Issue date May 25, 1993
- Hitachi, Ltd.
- Khotaro Yamashita
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Sheet-recognizing machine
- Publication number 20020003901
- Publication date Jan 10, 2002
- Akihiro Kawaoka
- G06 - COMPUTING CALCULATING COUNTING