Hiromitsu Takeyasu

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for producing flexible polyurethane foam
- Patent number 6,653,362
- Issue date Nov 25, 2003
- Asahi Glass Company, Limited
- Yoshinori Toyota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing a thermally insulating plate
- Patent number 6,602,450
- Issue date Aug 5, 2003
- Asahi Glass Company, Limited
- Hisashi Sato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing foamed synthetic resin
- Patent number 6,043,291
- Issue date Mar 28, 2000
- Asahi Glass Company Ltd.
- Hiromitsu Takeyasu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing polyurethane flexible foam
- Patent number 5,300,535
- Issue date Apr 5, 1994
- Asahi Glass Company Ltd.
- Hiromitsu Takeyasu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing a polyoxyalkylene compound
- Patent number 5,290,912
- Issue date Mar 1, 1994
- Asahi Glass Company Ltd.
- Takashi Watabe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Methods for producing polyether ester polyols and polyurethanes
- Patent number 5,145,883
- Issue date Sep 8, 1992
- Asahi Glass Company Ltd.
- Joichi Saito
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyurethane flexible foam and method for its production
- Patent number 5,093,380
- Issue date Mar 3, 1992
- Asahi Glass Company, Ltd.
- Hiromitsu Takeyasu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for purifying a polyoxyalkylene alcohol
- Patent number 4,987,271
- Issue date Jan 22, 1991
- Asahi Glass Company, Ltd.
- Takashi Watabe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Process for producing flexible polyurethane foam
- Publication number 20030045595
- Publication date Mar 6, 2003
- ASAHI GLASS COMPANY LIMITED
- Yoshinori Toyota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Hiromitsu Takeyasu

Person

Patents Grantslast 30 patents

Process for producing flexible polyurethane foam

Method for producing a thermally insulating plate

Method for producing foamed synthetic resin

Method for producing polyurethane flexible foam

Process for producing a polyoxyalkylene compound

Methods for producing polyether ester polyols and polyurethanes

Polyurethane flexible foam and method for its production

Method for purifying a polyoxyalkylene alcohol

Patents Applicationslast 30 patents

Process for producing flexible polyurethane foam