Yoichi Obata

Person

Sodegaura-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Biaxially oriented multilayer polypropylene film
- Patent number 7,323,252
- Issue date Jan 29, 2008
- Sumitomo Chemical Company, Limited
- Yoichi Obata
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Propylene-based resin composition and heat-shrinkable film
- Patent number 6,812,287
- Issue date Nov 2, 2004
- Sumitomo Chemical Company, Limited
- Yoichi Obata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polypropylene-based resin composition for stretched film, process f...
- Patent number 6,699,574
- Issue date Mar 2, 2004
- Sumitomo Chemical Company, Limited
- Yoichi Obata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polypropylene resin composition and process for producing the same
- Patent number 6,639,018
- Issue date Oct 28, 2003
- Sumitomo Chemical Company, Limited
- Shunji Yunoki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing olefin polymers, olefin-polymerizing catalyst...
- Patent number 6,337,377
- Issue date Jan 8, 2002
- Sumitomo Chemical Company, Ltd.
- Takeshi Ebara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing olefin polymers, olefin-polymerizing catalyst...
- Patent number 6,127,303
- Issue date Oct 3, 2000
- Sumitomo Chemical Company, Limited
- Takeshi Ebara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
.alpha.-olefin polymers, .alpha.-olefin-polymerizing catalyst and p...
- Patent number 6,103,841
- Issue date Aug 15, 2000
- Sumitomo Chemical Company, Limited
- Takeshi Ebara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing polypropylene laminated film
- Patent number 6,001,293
- Issue date Dec 14, 1999
- Sumitomo Chemical Co., Ltd.
- Kazuki Wakamatsu
- B32 - LAYERED PRODUCTS
Information Patent Grant
Polypropylene laminated film
- Patent number 5,773,129
- Issue date Jun 30, 1998
- Sumitomo Chemical Company, Limited
- Kazuki Wakamatsu
- B32 - LAYERED PRODUCTS
Information Patent Grant
Polypropylene composition and stretched film thereof
- Patent number 5,635,557
- Issue date Jun 3, 1997
- Sumitomo Chemical Company, Limited
- Junichi Kimura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Polypropylene composition
- Publication number 20070238834
- Publication date Oct 11, 2007
- Sumitomo Chemical Company, Limited
- Hideaki Hori
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Biaxially oriented multilayer polypropylene film
- Publication number 20050249963
- Publication date Nov 10, 2005
- Sumitomo Chemical Company, Limited
- Yoichi Obata
- B32 - LAYERED PRODUCTS
Information Patent Application
Biaxially oriented polypropylene film
- Publication number 20050187367
- Publication date Aug 25, 2005
- Sumitomo Chemical Company, Limited
- Hideaki Hori
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polypropylene resin composition and heat-shrinkable film obtained f...
- Publication number 20040010087
- Publication date Jan 15, 2004
- Sumitomo Chemical Company, Limited
- Yoichi Obata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Propylene-based resin composition and heat-shrinkable film
- Publication number 20030216521
- Publication date Nov 20, 2003
- Sumitomo Chemical Company, Limited
- Yoichi Obata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polypropylene-based resin composition for stretched film, process f...
- Publication number 20030055173
- Publication date Mar 20, 2003
- Sumitomo Chemical Company, Limited
- Yoichi Obata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polypropylene-based resin composition, process for producing the sa...
- Publication number 20020198318
- Publication date Dec 26, 2002
- Sumitomo Chemical Company, Limited
- Yoichi Obata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polypropylene resin composition and process for producing the same
- Publication number 20020177657
- Publication date Nov 28, 2002
- Shunji Yunoki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Yoichi Obata

Person

Patents Grantslast 30 patents

Biaxially oriented multilayer polypropylene film

Propylene-based resin composition and heat-shrinkable film

Polypropylene-based resin composition for stretched film, process f...

Polypropylene resin composition and process for producing the same

Process for producing olefin polymers, olefin-polymerizing catalyst...

Process for producing olefin polymers, olefin-polymerizing catalyst...

.alpha.-olefin polymers, .alpha.-olefin-polymerizing catalyst and p...

Process for producing polypropylene laminated film

Polypropylene laminated film

Polypropylene composition and stretched film thereof

Patents Applicationslast 30 patents

Polypropylene composition

Biaxially oriented multilayer polypropylene film

Biaxially oriented polypropylene film

Polypropylene resin composition and heat-shrinkable film obtained f...

Propylene-based resin composition and heat-shrinkable film

Polypropylene-based resin composition for stretched film, process f...

Polypropylene-based resin composition, process for producing the sa...

Polypropylene resin composition and process for producing the same