Shinichi Sekikawa

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Conjugated diene-based polymer, branching agent, production method...
- Patent number 12,215,179
- Issue date Feb 4, 2025
- Asahi Kasei Kabushiki Kaisha
- Shogo Sumitani
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Conjugated diene-based polymer composition and tire
- Patent number 12,043,741
- Issue date Jul 23, 2024
- Asahi Kasei Kabushiki Kaisha
- Shogo Sumitani
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Production method for branched conjugated diene-based polymer, prod...
- Patent number 11,884,760
- Issue date Jan 30, 2024
- Asahi Kasei Kabushiki Kaisha
- Shinichi Sekikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Modified conjugated diene-based polymer, rubber composition, and tire
- Patent number 11,414,503
- Issue date Aug 16, 2022
- Asahi Kasei Kabushiki Kaisha
- Shinichi Sekikawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Modified conjugated diene-based polymer and rubber composition ther...
- Patent number 11,207,918
- Issue date Dec 28, 2021
- Asahi Kasei Kabushiki Kaisha
- Miki Kyo
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Modified conjugated diene-based polymer and production method there...
- Patent number 10,519,254
- Issue date Dec 31, 2019
- Asahi Kasei Kabushiki Kaisha
- Miki Kyo
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Modified conjugated diene-based polymer and production method there...
- Patent number 10,434,821
- Issue date Oct 8, 2019
- Asahi Kasei Kabushiki Kaisha
- Miki Kyo
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for producing modified conjugated diene-based polymer, modif...
- Patent number 9,644,046
- Issue date May 9, 2017
- ASAHI KASEI CHEMICALS CORPORATION
- Shinichi Sekikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing modified conjugated diene-based polymer, modif...
- Patent number 9,193,807
- Issue date Nov 24, 2015
- ASAHI KASEI CHEMICALS CORPORATION
- Shinichi Sekikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Modified conjugated diene-based polymer, method for producing the s...
- Patent number 8,946,339
- Issue date Feb 3, 2015
- ASAHI KASEI CHEMICALS CORPORATION
- Junichi Yoshida
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for producing modified conjugated diene-based polymer, modif...
- Patent number 8,816,014
- Issue date Aug 26, 2014
- ASAHI KASEI CHEMICALS CORPORATION
- Junichi Yoshida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hydrogenated block copolymer
- Patent number 6,455,635
- Issue date Sep 24, 2002
- Asahi Kasei Kabushiki Kaisha
- Jun Yonezawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Molded Bale
- Publication number 20230331894
- Publication date Oct 19, 2023
- Asahi Kasei Kabushiki Kaisha
- Takanobu Ishizaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CONJUGATED DIENE-BASED POLYMER, PRODUCTION METHOD FOR SAME, CONJUGA...
- Publication number 20230159687
- Publication date May 25, 2023
- Asahi Kasei Kabushiki Kaisha
- Takaaki USHIO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Conjugated Diene-Based Polymer, Production Method for Conjugated Di...
- Publication number 20220372197
- Publication date Nov 24, 2022
- Asahi Kasei Kabushiki Kaisha
- Shinichi Sekikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Conjugated Diene-Based Polymer, Branching Agent, Production Method...
- Publication number 20220275130
- Publication date Sep 1, 2022
- Asahi Kasei Kabushiki Kaisha
- Shogo Sumitani
- B60 - VEHICLES IN GENERAL
Information Patent Application
Modified Conjugated Diene-Based Polymer, Rubber Composition, and Tire
- Publication number 20210301046
- Publication date Sep 30, 2021
- Asahi Kasei Kabushiki Kaisha
- Shinichi Sekikawa
- B60 - VEHICLES IN GENERAL
Information Patent Application
CONJUGATED DIENE-BASED POLYMER COMPOSITION AND TIRE
- Publication number 20210284827
- Publication date Sep 16, 2021
- Asahi Kasei Kabushiki Kaisha
- Shogo Sumitani
- B60 - VEHICLES IN GENERAL
Information Patent Application
Production Method for Branched Conjugated Diene-Based Polymer, Prod...
- Publication number 20210189039
- Publication date Jun 24, 2021
- Asahi Kasei Kabushiki Kaisha
- Shinichi Sekikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Modified Conjugated Diene-Based Polymer and Rubber Composition Ther...
- Publication number 20190184747
- Publication date Jun 20, 2019
- Asahi Kasei Kabushiki Kaisha
- Miki Kyo
- B60 - VEHICLES IN GENERAL
Information Patent Application
Modified Conjugated Diene-Based Polymer and Production Method There...
- Publication number 20180162167
- Publication date Jun 14, 2018
- Asahi Kasei Kabushiki Kaisha
- Miki Kyo
- B60 - VEHICLES IN GENERAL
Information Patent Application
Modified Conjugated Diene-Based Polymer and Production Method There...
- Publication number 20180066076
- Publication date Mar 8, 2018
- Asahi Kasei Kabushiki Kaisha
- Miki Kyo
- B60 - VEHICLES IN GENERAL
Information Patent Application
Method for Producing Modified Conjugated Diene-Based Polymer, Modif...
- Publication number 20160096909
- Publication date Apr 7, 2016
- ASAHI KASEI CHEMICALS CORPORATION
- Shinichi Sekikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for Producing Modified Conjugated Diene-Based Polymer, Modif...
- Publication number 20130023624
- Publication date Jan 24, 2013
- ASAHI KASEI CHEMICALS CORPORATION
- Shinichi Sekikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for Producing Modified Conjugated Diene-Based Polymer, Modif...
- Publication number 20120277369
- Publication date Nov 1, 2012
- Junichi Yoshida
- B60 - VEHICLES IN GENERAL
Information Patent Application
MODIFIED CONJUGATED DIENE-BASED POLYMER, METHOD FOR PRODUCING THE S...
- Publication number 20110172344
- Publication date Jul 14, 2011
- ASAHI KASEI CHEMICALS CORPORATION
- Junichi Yoshida
- B60 - VEHICLES IN GENERAL

Shinichi Sekikawa

Person

Patents Grantslast 30 patents

Conjugated diene-based polymer, branching agent, production method...

Conjugated diene-based polymer composition and tire

Production method for branched conjugated diene-based polymer, prod...

Modified conjugated diene-based polymer, rubber composition, and tire

Modified conjugated diene-based polymer and rubber composition ther...

Modified conjugated diene-based polymer and production method there...

Modified conjugated diene-based polymer and production method there...

Method for producing modified conjugated diene-based polymer, modif...

Method for producing modified conjugated diene-based polymer, modif...

Modified conjugated diene-based polymer, method for producing the s...

Method for producing modified conjugated diene-based polymer, modif...

Hydrogenated block copolymer

Patents Applicationslast 30 patents

Molded Bale

CONJUGATED DIENE-BASED POLYMER, PRODUCTION METHOD FOR SAME, CONJUGA...

Conjugated Diene-Based Polymer, Production Method for Conjugated Di...

Conjugated Diene-Based Polymer, Branching Agent, Production Method...

Modified Conjugated Diene-Based Polymer, Rubber Composition, and Tire

CONJUGATED DIENE-BASED POLYMER COMPOSITION AND TIRE

Production Method for Branched Conjugated Diene-Based Polymer, Prod...

Modified Conjugated Diene-Based Polymer and Rubber Composition Ther...

Modified Conjugated Diene-Based Polymer and Production Method There...

Modified Conjugated Diene-Based Polymer and Production Method There...

Method for Producing Modified Conjugated Diene-Based Polymer, Modif...

Method for Producing Modified Conjugated Diene-Based Polymer, Modif...

Method for Producing Modified Conjugated Diene-Based Polymer, Modif...

MODIFIED CONJUGATED DIENE-BASED POLYMER, METHOD FOR PRODUCING THE S...