Koichiro TAJIMA

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Pittsburgh, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Novolac resins and use in rubber compositions
- Patent number 11,236,190
- Issue date Feb 1, 2022
- Sumitomo Chemical Company, Limited
- Tamon Itahashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Conjugated diene polymer and conjugated diene polymer composition
- Patent number 10,308,746
- Issue date Jun 4, 2019
- Sumitomo Chemical Company, Limited
- Koichiro Tajima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Conjugated diene polymer and conjugated diene polymer composition
- Patent number 10,184,020
- Issue date Jan 22, 2019
- Sumitomo Chemical Company, Limited
- Koichiro Tajima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Modified conjugated diene polymer, and polymer composition containi...
- Patent number 10,118,973
- Issue date Nov 6, 2018
- Sumitomo Chemical Company, Limited
- Koichiro Tajima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
NOVOLAC RESINS AND USE IN RUBBER COMPOSITIONS
- Publication number 20200062884
- Publication date Feb 27, 2020
- SUMITOMO CHEMICAL ADVANCED TECHNOLOGIES LLC, D.B.A. SUMIKA ELECTRONIC MATERIALS
- Tamon ITAHASHI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MODIFIED CONJUGATED DIENE POLYMER, AND POLYMER COMPOSITION CONTAINI...
- Publication number 20170369599
- Publication date Dec 28, 2017
- Sumitomo Chemical Company, Limited
- Koichiro TAJIMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CONJUGATED DIENE POLYMER AND CONJUGATED DIENE POLYMER COMPOSITION
- Publication number 20170267800
- Publication date Sep 21, 2017
- Sumitomo Chemical Company, Limited
- Koichiro TAJIMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CONJUGATED DIENE POLYMER AND CONJUGATED DIENE POLYMER COMPOSITION
- Publication number 20170260311
- Publication date Sep 14, 2017
- Sumitomo Chemical Company, Limited
- Koichiro TAJIMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...