Hisaharu Kaneko

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Opitcal disk device having a plurality of record and playback units
- Patent number 5,802,020
- Issue date Sep 1, 1998
- Nikon Corporation
- Hisaharu Kaneko
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Mirror rotation angle detection mechanism
- Patent number 5,131,744
- Issue date Jul 21, 1992
- Nikon Corporation
- Hisaharu Kaneko
- G01 - MEASURING TESTING