Hiroshi Seyanagi

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polishing pad
- Patent number 9,539,693
- Issue date Jan 10, 2017
- Rohm and Haas Electronic Materials CMP Holdings, Inc.
- Hiroshi Seyanagi
- B24 - GRINDING POLISHING
Information Patent Grant
Tank and method for producing polishing pad using tank
- Patent number 9,283,649
- Issue date Mar 15, 2016
- Toyo Tire & Rubber Co., Ltd.
- Hiroshi Seyanagi
- B24 - GRINDING POLISHING
Information Patent Grant
Polishing pad and manufacturing method thereof
- Patent number 8,148,441
- Issue date Apr 3, 2012
- Toyo Tire & Rubber Co., Ltd.
- Masato Doura
- B24 - GRINDING POLISHING
Information Patent Grant
Grinding pad and method of producing the same
- Patent number 7,651,761
- Issue date Jan 26, 2010
- Toyo Tire & Rubber Co., Ltd.
- Tetsuo Shimomura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of producing polishing pad-use polyurethane foam and polyure...
- Patent number 7,455,799
- Issue date Nov 25, 2008
- Toyo Tire & Rubber Co., Ltd.
- Hiroshi Seyanagi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyurethane composition and polishing pad
- Patent number 7,378,454
- Issue date May 27, 2008
- Toyo Tire & Rubber Co., Ltd.
- Takashi Masui
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing polyurethane foam
- Patent number 7,098,255
- Issue date Aug 29, 2006
- Toyo Tire & Rubber Co., Ltd.
- Hiroshi Seyanagi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing polyurethane foam
- Patent number 6,777,455
- Issue date Aug 17, 2004
- Toyo Tire & Rubber Co., Ltd.
- Hiroshi Seyanagi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POLISHING PAD
- Publication number 20150360341
- Publication date Dec 17, 2015
- Toyo Tire & Rubber Co., Ltd.
- Hiroshi SEYANAGI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TANK AND METHOD FOR PRODUCING POLISHING PAD USING TANK
- Publication number 20140038493
- Publication date Feb 6, 2014
- Toyo Tire & Rubber Co., Ltd.
- Hiroshi Seyanagi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Polishing Pad and Manufacturing Method Thereof
- Publication number 20080085943
- Publication date Apr 10, 2008
- Toyo Tire & Rubber Co., Ltd.
- Masato Doura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLISHING PAD AND METHOD OF PRODUCING THE SAME
- Publication number 20060280930
- Publication date Dec 14, 2006
- Tetsuo Shimomura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLISHING PAD AND METHOD OF PRODUCING THE SAME
- Publication number 20060280929
- Publication date Dec 14, 2006
- Tetsuo Shimomura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method of producing polishing pad-use polyurethane foam and polyure...
- Publication number 20050222288
- Publication date Oct 6, 2005
- Hiroshi Seyanagi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Grinding pad and method of producing the same
- Publication number 20050064709
- Publication date Mar 24, 2005
- Tetsuo Shimomura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for producing polyurethane foam
- Publication number 20040242719
- Publication date Dec 2, 2004
- Hiroshi Seyanagi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyurethane composition and polishing pad
- Publication number 20040157985
- Publication date Aug 12, 2004
- Takashi Masui
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for producing polyurethane foam, polyurethane foam, and abr...
- Publication number 20020183409
- Publication date Dec 5, 2002
- Hiroshi Seyanagi
- B24 - GRINDING POLISHING

Hiroshi Seyanagi

Person

Patents Grantslast 30 patents

Polishing pad

Tank and method for producing polishing pad using tank

Polishing pad and manufacturing method thereof

Grinding pad and method of producing the same

Method of producing polishing pad-use polyurethane foam and polyure...

Polyurethane composition and polishing pad

Process for producing polyurethane foam

Process for producing polyurethane foam

Patents Applicationslast 30 patents

POLISHING PAD

TANK AND METHOD FOR PRODUCING POLISHING PAD USING TANK

Polishing Pad and Manufacturing Method Thereof

POLISHING PAD AND METHOD OF PRODUCING THE SAME

POLISHING PAD AND METHOD OF PRODUCING THE SAME

Method of producing polishing pad-use polyurethane foam and polyure...

Grinding pad and method of producing the same

Process for producing polyurethane foam

Polyurethane composition and polishing pad

Process for producing polyurethane foam, polyurethane foam, and abr...