Kazumasa MATSUO

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Osaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Rubber composition
- Patent number 11,692,088
- Issue date Jul 4, 2023
- Sumitomo Chemical Company, Limited
- Kazumasa Matsuo
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Rubber composition and vulcanization aid
- Patent number 10,287,419
- Issue date May 14, 2019
- Sumitomo Chemical Company, Limited
- Kazumasa Matsuo
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Phosphite compound, method for producing the same and uses thereof
- Patent number 9,902,747
- Issue date Feb 27, 2018
- Sumitomo Chemical Company, Limited
- Natsuko Kimura
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PHOSPHOROUS ESTER COMPOUND, METHOD FOR PRODUCING SAME AND USE APPLI...
- Publication number 20240166672
- Publication date May 23, 2024
- Sumitomo Chemical Company, Limited
- Natsuko KIMURA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RUBBER COMPOSITION
- Publication number 20200207969
- Publication date Jul 2, 2020
- Sumitomo Chemical Company, Limited
- Kazumasa MATSUO
- B60 - VEHICLES IN GENERAL
Information Patent Application
PHOSPHITE COMPOUND, METHOD FOR PRODUCING THE SAME AND USES THEREOF
- Publication number 20180002359
- Publication date Jan 4, 2018
- Sumitomo Chemical Company, Limited
- Natsuko KIMURA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
RUBBER COMPOSITION AND VULCANIZATION AID
- Publication number 20170130028
- Publication date May 11, 2017
- Sumitomo Chemical Company, Limited
- Kazumasa MATSUO
- C07 - ORGANIC CHEMISTRY