Takeshi Hara

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Osaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Trisulfide compound
- Patent number 11,760,864
- Issue date Sep 19, 2023
- Sumitomo Chemical Company, Limited
- Natsuyo Kamimoto
- B60 - VEHICLES IN GENERAL
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
Method for producing hydroxyphenylcyclohexanol compound
- Patent number 9,315,435
- Issue date Apr 19, 2016
- Sumitomo Chemical Company, Limited
- Takeshi Hara
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
SULFANYL SULFONIC ACID COMPOUND, VISCOELASTIC MODIFIER, RUBBER COMP...
- Publication number 20230144404
- Publication date May 11, 2023
- Sumitomo Chemical Company, Limited
- Natsuyo KAMIMOTO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
TRISULFIDE COMPOUND
- Publication number 20220213295
- Publication date Jul 7, 2022
- Sumitomo Chemical Company, Limited
- Natsuyo KAMIMOTO
- B60 - VEHICLES IN GENERAL
Information Patent Application
VULCANIZED RUBBER COMPOSITION
- Publication number 20220119623
- Publication date Apr 21, 2022
- Sumitomo Chemical Company, Limited
- Natsuyo KAMIMOTO
- B60 - VEHICLES IN GENERAL
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
METHOD FOR PRODUCING HYDROXYPHENYLCYCLOHEXANOL COMPOUND
- Publication number 20150141707
- Publication date May 21, 2015
- Sumitomo Chemical Company, Limited
- Takeshi Hara
- C07 - ORGANIC CHEMISTRY