Hidemi Okada

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Portable bill counter detecting forgeries
- Patent number 5,745,540
- Issue date Apr 28, 1998
- Mu Co., Ltd.
- Hidemi Okada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for secondary database data block buffering with block save...
- Patent number 5,469,567
- Issue date Nov 21, 1995
- NEC Corporation
- Hidemi Okada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data base system capable of quickly restoring a data block in a dat...
- Patent number 5,293,617
- Issue date Mar 8, 1994
- NEC Corporation
- Hidemi Okada
- G06 - COMPUTING CALCULATING COUNTING