CHROMIC CO., LTD.

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TOKYO, JP

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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

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Patents Applicationslast 30 patents

Information Patent Application
Temperature indicating display device
- Publication number 20060032427
- Publication date Feb 16, 2006
- CHROMIC CO., LTD.
- Tadahiro Ishii
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS