Seisaku Kumai

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for recovering fluoropolymers
- Patent number 7,015,263
- Issue date Mar 21, 2006
- Asahi Glass Company, Limited
- Seisaku Kumai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for recovering fluoropolymers
- Patent number 6,515,102
- Issue date Feb 4, 2003
- Asahi Glass Company, Limited
- Seisaku Kumai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composition for preventing creeping of a flux for soldering
- Patent number 6,283,360
- Issue date Sep 4, 2001
- Seimi Chemical Co., Ltd.
- Seisaku Kumai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fluorinated organosilicon compounds and process for the preparation...
- Patent number 6,197,989
- Issue date Mar 6, 2001
- Asahi Glass Company Ltd.
- Yutaka Furukawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Distillation column type production method
- Patent number 5,929,292
- Issue date Jul 27, 1999
- Asahi Glass Company Ltd.
- Toru Shimoyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing fluorine-containing silicone compound
- Patent number 5,914,422
- Issue date Jun 22, 1999
- Asahi Glass Company Ltd.
- Yutaka Furukawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyether modified fluoroalkylsiloxanes
- Patent number 5,908,950
- Issue date Jun 1, 1999
- Witco Corporation
- Jeffrey A. Cooke
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Oligomeric fluoroalkylsiloxanes as oil spreading agents
- Patent number 5,861,524
- Issue date Jan 19, 1999
- OSi Specialties, Inc.
- Gerald J. Murphy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorine-containing organic compound
- Patent number 5,834,612
- Issue date Nov 10, 1998
- Asahi Glass Company Ltd.
- Yutaka Furukawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing a fluorine-containing silicone compound
- Patent number 5,834,614
- Issue date Nov 10, 1998
- Asahi Glass Company Ltd.
- Yutaka Furukawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing a hydrofluorocarbon
- Patent number 5,763,709
- Issue date Jun 9, 1998
- Asahi Glass Company Ltd.
- Kazuya Oharu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing flourine-containing silicone compound
- Patent number 5,728,903
- Issue date Mar 17, 1998
- Asahi Glass Company Ltd.
- Yutaka Furukawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of difluoroacetic acid fluoride and difluoroacetic acid...
- Patent number 5,710,317
- Issue date Jan 20, 1998
- Asahi Glass Company Ltd.
- Kazuya Oharu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing fluorine-containing silicone compound
- Patent number 5,663,399
- Issue date Sep 2, 1997
- Asahi Glass Company Ltd.
- Yutaka Furukawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing a hydrofluorocarbon
- Patent number 5,648,568
- Issue date Jul 15, 1997
- Asahi Glass Company Ltd.
- Kazuya Oharu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing tetrafluorophthalic anhydride
- Patent number 5,648,504
- Issue date Jul 15, 1997
- Asahi Glass Company Ltd.
- Ryuji Seki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyfluorohydrocarbon group-containing monomers, their polymers and...
- Patent number 5,646,222
- Issue date Jul 8, 1997
- Asahi Glass Company Ltd.
- Takashige Maekawa
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Trifluoro-2-(trans-4-substituted cyclohexyl) ethylenes and process...
- Patent number 5,621,147
- Issue date Apr 15, 1997
- Asahi Glass Company Ltd.
- Osamu Yokokoji
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing a hydrofluorocarbon
- Patent number 5,618,986
- Issue date Apr 8, 1997
- Asahi Glass Company Ltd.
- Kazuya Oharu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stainproofing oil for a heat fixing roller
- Patent number 5,568,239
- Issue date Oct 22, 1996
- Asahi Glass Company Ltd.
- Yutaka Furukawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyfluorohydrocarbon group-containing monomers, their polymers and...
- Patent number 5,565,607
- Issue date Oct 15, 1996
- Asahi Glass Company Ltd.
- Takashige Maekawa
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Method for producing a hydrofluorocarbon
- Patent number 5,557,017
- Issue date Sep 17, 1996
- Asahi Glass Company Ltd.
- Kazuya Oharu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for producing tetrafluorophthalic anhydride and fluoroben...
- Patent number 5,523,476
- Issue date Jun 4, 1996
- Asahi Glass Company Ltd.
- Ryuji Seki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing chlorofluorobenzenes
- Patent number 5,349,098
- Issue date Sep 20, 1994
- Asahi Glass Company Ltd.
- Seisaku Kumai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for producing 5-fluorobenzoic acids and their intermediates
- Patent number 5,332,851
- Issue date Jul 26, 1994
- Asahi Glass Company Ltd.
- Seisaku Kumai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for producing 5-fluorobenzoic acids and their intermediates
- Patent number 5,241,111
- Issue date Aug 31, 1993
- Asahi Glass Company Ltd.
- Seisaku Kumai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing chlorofluorobenzenes
- Patent number 5,208,394
- Issue date May 4, 1993
- Asahi Glass Company Ltd.
- Seisaku Kumai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorinated benzoyl compounds
- Patent number 5,093,515
- Issue date Mar 3, 1992
- Asahi Glass Company Ltd.
- Seisaku Kumai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bromination method
- Patent number 5,072,062
- Issue date Dec 10, 1991
- Asahi Glass Company, Ltd.
- Seisaku Kumai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorinated benzoyl compounds
- Patent number 5,068,449
- Issue date Nov 26, 1991
- Asahi Glass Company, Ltd.
- Seisaku Kumai
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for recovering fluoropolymers
- Publication number 20020128430
- Publication date Sep 12, 2002
- ASAHI GLASS COMPANY, LIMITED
- Seisaku Kumai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for recovering fluoropolymers
- Publication number 20020128335
- Publication date Sep 12, 2002
- ASAHI GLASS COMPANY, LIMITED
- Seisaku Kumai
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Seisaku Kumai

Person

Patents Grantslast 30 patents

Process for recovering fluoropolymers

Process for recovering fluoropolymers

Composition for preventing creeping of a flux for soldering

Fluorinated organosilicon compounds and process for the preparation...

Distillation column type production method

Method for producing fluorine-containing silicone compound

Polyether modified fluoroalkylsiloxanes

Oligomeric fluoroalkylsiloxanes as oil spreading agents

Fluorine-containing organic compound

Method for producing a fluorine-containing silicone compound

Method for producing a hydrofluorocarbon

Method for producing flourine-containing silicone compound

Preparation of difluoroacetic acid fluoride and difluoroacetic acid...

Method for producing fluorine-containing silicone compound

Method for producing a hydrofluorocarbon

Process for producing tetrafluorophthalic anhydride

Polyfluorohydrocarbon group-containing monomers, their polymers and...

Trifluoro-2-(trans-4-substituted cyclohexyl) ethylenes and process...

Method for producing a hydrofluorocarbon

Stainproofing oil for a heat fixing roller

Polyfluorohydrocarbon group-containing monomers, their polymers and...

Method for producing a hydrofluorocarbon

Processes for producing tetrafluorophthalic anhydride and fluoroben...

Process for producing chlorofluorobenzenes

Processes for producing 5-fluorobenzoic acids and their intermediates

Processes for producing 5-fluorobenzoic acids and their intermediates

Process for producing chlorofluorobenzenes

Fluorinated benzoyl compounds

Bromination method

Fluorinated benzoyl compounds

Patents Applicationslast 30 patents

Process for recovering fluoropolymers

Process for recovering fluoropolymers