Takayuki Shiromoto

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polymer and asphalt composition
- Patent number 10,640,639
- Issue date May 5, 2020
- Asahi Kasei Kabushiki Kaisha
- Takayuki Shiromoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Asphalt composition
- Patent number 10,189,995
- Issue date Jan 29, 2019
- Asahi Kasei Kabushiki Kaisha
- Shigeo Nakajima
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Polymer and asphalt composition
- Patent number 10,138,319
- Issue date Nov 27, 2018
- Asahi Kasei Kabushiki Kaisha
- Takayuki Shiromoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Polymer and Asphalt Composition
- Publication number 20190153214
- Publication date May 23, 2019
- Asahi Kasei Kabushiki Kaisha
- Takayuki Shiromoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Asphalt Composition
- Publication number 20170073519
- Publication date Mar 16, 2017
- Asahi Kasei Kabushiki Kaisha
- Shigeo Nakajima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polymer and Asphalt Composition
- Publication number 20160333132
- Publication date Nov 17, 2016
- Asahi Kasei Kabushiki Kaisha
- Takayuki Shiromoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...