Tatsuo Yamazaki

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Sagamihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Oxygen detecting composition and oxygen detecting body
- Patent number 10,802,007
- Issue date Oct 13, 2020
- TOKIWA SANGYO CO., LTD.
- Tatsuo Yamazaki
- G01 - MEASURING TESTING
Information Patent Grant
Display medium
- Patent number 10,636,327
- Issue date Apr 28, 2020
- TOKIWA SANGYO CO., LTD.
- Tatsuo Yamazaki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Bag for packing powder, method of producing the same and method of...
- Patent number 6,375,603
- Issue date Apr 23, 2002
- Mitsui Chemicals, Inc.
- Haruo Yuasa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
OXYGEN DETECTING COMPOSITION AND OXYGEN DETECTING BODY
- Publication number 20200072805
- Publication date Mar 5, 2020
- TOKIWA SANGYO CO., LTD.
- Tatsuo YAMAZAKI
- G01 - MEASURING TESTING
Information Patent Application
DISPLAY MEDIUM
- Publication number 20190251871
- Publication date Aug 15, 2019
- TOKIWA SANGYO CO., LTD.
- Tatsuo YAMAZAKI
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS