Hidekazu Hata

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Kumamoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Card reader
- Patent number 6,394,344
- Issue date May 28, 2002
- Matsushita Electric Industrial Co., Ltd.
- Masanobu Katsumura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Card reader
- Patent number 6,216,954
- Issue date Apr 17, 2001
- Matsushita Electric Industrial Co., Ltd.
- Yoshinobu Kuwamoto
- G06 - COMPUTING CALCULATING COUNTING