Junpei Nakagawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing reversible heat-sensitive recording medium...
- Patent number 6,375,784
- Issue date Apr 23, 2002
- Kyodo Printing Co., Ltd.
- Haruhiko Ohsawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Adsorbent Film and an Organic El Device
- Publication number 20080193704
- Publication date Aug 14, 2008
- Tatsuya Ogawa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL