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Patents Grantslast 30 patents

Information Patent Grant
Reversible heat-sensitive paper and methods for writing information
- Patent number 7,151,074
- Issue date Dec 19, 2006
- Riken
- Munehiro Date
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

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Method for preventing false indication in commodity distribution an...
- Publication number 20050288938
- Publication date Dec 29, 2005
- Munehiro Date
- G06 - COMPUTING CALCULATING COUNTING