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Kazuo Tsurugai
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Utsunomiya, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Shock absorbing material
Patent number
6,451,419
Issue date
Sep 17, 2002
JSP Corporation
Kazuo Tsurugai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Expanded particles of polyolefin resin and process for preparing th...
Patent number
6,133,331
Issue date
Oct 17, 2000
JSP Corporation
Masaharu Oikawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Foamed particles of polypropylene homopolymer and molded article of...
Patent number
5,747,549
Issue date
May 5, 1998
JSP Corporation
Kazuo Tsurugai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Flame-retardant foamed particles of polyolefin resin
Patent number
5,569,681
Issue date
Oct 29, 1996
JSP Corporation
Hisao Tokoro
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Uncrosslinked polyethylene particles for the production of expanded...
Patent number
5,459,169
Issue date
Oct 17, 1995
JSP Corporation
Hisao Tokoro
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Production method of foamed particles of uncrosslinked ethylene-bas...
Patent number
5,391,581
Issue date
Feb 21, 1995
JSP Corporation
Hideki Kuwabara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of foamed poymer particles
Patent number
5,130,341
Issue date
Jul 14, 1992
JSP Corporation
Hideki Kuwabara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of expanded particles of a polyolefin resin
Patent number
5,071,883
Issue date
Dec 10, 1991
JSP Corporation
Hideki Kuwabara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Polyolefin resin expanded particle and in-mold foamed article prepa...
Publication number
20040171708
Publication date
Sep 2, 2004
JSP Corporation
Taku Yoshizawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...