Toru Yamamura

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Gifu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Surface light source device and adjusting method of chromaticity th...
- Patent number 6,508,564
- Issue date Jan 21, 2003
- Sanyo Electric Co., Ltd.
- Satoshi Kuwabara
- F21 - LIGHTING
Information Patent Grant
Charge injection image forming apparatus using conductive and insul...
- Patent number 5,138,387
- Issue date Aug 11, 1992
- Sanyo Electric Co., Ltd.
- Michiaki Sato
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS