Takehiro Hiyama

Person

Hyogo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Additive for rubber
- Patent number 10,774,199
- Issue date Sep 15, 2020
- Sumitomo Seika Chemicals Co., Ltd.
- Shinya Murakami
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
1,2-benzisothiazol-3-one compound production method
- Patent number 8,802,862
- Issue date Aug 12, 2014
- Sumitomo Seika Chemicals Co., Ltd.
- Takehiro Hiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing a methylene disulfonate compound
- Patent number 8,501,966
- Issue date Aug 6, 2013
- Sumitomo Seika Chemicals Co., Ltd.
- Seiji Bando
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfone compound
- Patent number 8,466,324
- Issue date Jun 18, 2013
- Sumitomo Seika Chemicals Co., Ltd.
- Takeshi Takeuchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for production of methylene disulfonate compound
- Patent number 7,829,730
- Issue date Nov 9, 2010
- Sumitomo Seika Chemicals Co., Ltd.
- Takehiro Hiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing bishalophenyl disulfide
- Patent number 6,646,165
- Issue date Nov 11, 2003
- Sumitomo Seika Chemicals Co., Ltd.
- Takehiro Hiyama
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
ADDITIVE FOR RUBBER
- Publication number 20180362732
- Publication date Dec 20, 2018
- SUMITOMO SEIKA CHEMICALS CO., LTD.
- Shinya MURAKAMI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SOLVENT FOR ELECTROLYTIC SOLUTION FOR USE IN ELECTROCHEMICAL DEVICES
- Publication number 20170098859
- Publication date Apr 6, 2017
- SUMITOMO SEIKA CHEMICALS CO., LTD.
- Shinya MURAKAMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
1,2-BENZISOTHIAZOL-3-ONE COMPOUND PRODUCTION METHOD
- Publication number 20130345433
- Publication date Dec 26, 2013
- Sumitomo Seika Chemicals Co., Ltd.
- Takehiro Hiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING A METHYLENE DISULFONATE COMPOUND
- Publication number 20130137881
- Publication date May 30, 2013
- Sumitomo Seika Chemicals Co., Ltd.
- Seiji Bando
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ELECTROLYTE SOLUTION FOR DYE SENSITIZED SOLAR CELL, AND DYE SENSITI...
- Publication number 20120301992
- Publication date Nov 29, 2012
- SUMITOMO SEIKA CHEMICALS CO., LTD.
- Kazumi Chiba
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PROCESS FOR PREPARATION OF ALKYL SULFONE COMPOUNDS
- Publication number 20120136175
- Publication date May 31, 2012
- SUMITOMO SEIKA CHEMICALS CO., LTD.
- Ichiro Fuseya
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SULFONE COMPOUND
- Publication number 20110306797
- Publication date Dec 15, 2011
- SUMITOMO SEIKA CHEMICALS CO., LTD.
- Takeshi Takeuchi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SULFONE COMPOUND
- Publication number 20110257438
- Publication date Oct 20, 2011
- SUMITOMO SEIKA CHEMICALS CO., LTD.
- Takeshi Takeuchi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCTION OF METHYLENE DISULFONATE COMPOUND
- Publication number 20090137820
- Publication date May 28, 2009
- Sumitomo Seika Chemicals Co., Ltd.
- Takehiro Hiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for producing bishalophenyl disulfide
- Publication number 20030060665
- Publication date Mar 27, 2003
- Takehiro Hiyama
- C07 - ORGANIC CHEMISTRY

Takehiro Hiyama

Person

Patents Grantslast 30 patents

Additive for rubber

1,2-benzisothiazol-3-one compound production method

Method for producing a methylene disulfonate compound

Sulfone compound

Process for production of methylene disulfonate compound

Process for producing bishalophenyl disulfide

Patents Applicationslast 30 patents

ADDITIVE FOR RUBBER

SOLVENT FOR ELECTROLYTIC SOLUTION FOR USE IN ELECTROCHEMICAL DEVICES

1,2-BENZISOTHIAZOL-3-ONE COMPOUND PRODUCTION METHOD

METHOD FOR PRODUCING A METHYLENE DISULFONATE COMPOUND

ELECTROLYTE SOLUTION FOR DYE SENSITIZED SOLAR CELL, AND DYE SENSITI...

PROCESS FOR PREPARATION OF ALKYL SULFONE COMPOUNDS

SULFONE COMPOUND

SULFONE COMPOUND

PROCESS FOR PRODUCTION OF METHYLENE DISULFONATE COMPOUND

Process for producing bishalophenyl disulfide