Hachiro Saito

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Tokyo-to, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical card with a built-in IC module technical field
- Patent number 5,932,866
- Issue date Aug 3, 1999
- Dai Nippon Printing Co., Ltd.
- Yosuke Terada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical recording medium
- Patent number 5,698,284
- Issue date Dec 16, 1997
- Dai Nippon Printing Co., Ltd.
- Takeshi Kubota
- G06 - COMPUTING CALCULATING COUNTING