Toshitaka Kouyama

Person

Iwaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Gas-barrier, multi-layer hollow container
- Patent number 6,673,403
- Issue date Jan 6, 2004
- Kureha Kagaku Kogyo K.K.
- Zenya Shiiki
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Gas-barrier composite film
- Patent number 6,245,437
- Issue date Jun 12, 2001
- Kureha Kagaku Kogyo K.K.
- Zenya Shiiki
- B32 - LAYERED PRODUCTS
Information Patent Grant
Production process for injection-molded product of polyglycolic acid
- Patent number 6,183,679
- Issue date Feb 6, 2001
- Kureha Kagaku Kogyo, K.K.
- Yukichika Kawakami
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Stretch blow molded container and production process thereof
- Patent number 6,159,416
- Issue date Dec 12, 2000
- Kureha Kagaku Kogyo, K.K.
- Yukichika Kawakami
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Injection-molded product of polyglycolic acid and production proces...
- Patent number 6,046,251
- Issue date Apr 4, 2000
- Kureha Kagaku Kogyo K.K.
- Yukichika Kawakami
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Stretch blow molded container and production process thereof
- Patent number 6,001,439
- Issue date Dec 14, 1999
- Kureha Kagaku Kogyo K.K.
- Yukichika Kawakami
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polyglycolic acid sheet and production process thereof
- Patent number 5,908,917
- Issue date Jun 1, 1999
- Kureha Kagaku Kogyo K.K.
- Yukichika Kawakami
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Oriented polyglycolic acid film and production process thereof
- Patent number 5,853,639
- Issue date Dec 29, 1998
- Kureha Kagaku Kogyo K.K.
- Yukichika Kawakami
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Electronic device sealing resin compositions and sealed electronic...
- Patent number 5,474,828
- Issue date Dec 12, 1995
- Kureha Kagaku Kogyo K.K.
- Toshitaka Kouyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Electronic device sealing resin compositions and sealed electronic...
- Patent number 5,332,770
- Issue date Jul 26, 1994
- Kureha Kagaku Kogyo K.K.
- Toshitaka Kouyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Polyarylene thioether composition and molded product thereof
- Patent number 5,006,591
- Issue date Apr 9, 1991
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Makoto Fukuda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Molded product of polyarylene thioether and the use thereof
- Patent number 4,921,758
- Issue date May 1, 1990
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Kiyoshi Tagaya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stretched poly(arylene thioether-ketone) films and production proce...
- Patent number 4,897,238
- Issue date Jan 30, 1990
- Kureha Kagaku Kogyo K.K.
- Toshitaka Kouyama
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Melt-stable poly(arylene thioether-ketone) compositions
- Patent number 4,895,892
- Issue date Jan 23, 1990
- Kureha Kagaku Kogyo K.K.
- Yoshikatsu Satake
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Poly(arylene thioether-ketone) fibers and production process thereof
- Patent number 4,895,924
- Issue date Jan 23, 1990
- Kureha Kagaku Kogyo K.K.
- Yoshikatsu Satake
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Poly(arylene thioether-ketone) fibers and production process thereof
- Patent number 4,895,691
- Issue date Jan 23, 1990
- Kureha Kagaku Kogyo K.K.
- Yoshikatsu Satake
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Stretched poly(arylene thioether-ketone) films and production proce...
- Patent number 4,895,912
- Issue date Jan 23, 1990
- Kureha Kagaku Kogyo K.K.
- Yoshikatsu Satake
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Molded or formed poly(arylene thioether-ketone) articles
- Patent number 4,873,283
- Issue date Oct 10, 1989
- Kureha Kagaku Kogyo K.K.
- Yoshikatsu Satake
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for forming polyarylenethioether stretched blow-molded vessel
- Patent number 4,863,669
- Issue date Sep 5, 1989
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Toshitaka Kouyama
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Poly(arylene thioether-ketone) compositions improved in both melt s...
- Patent number 4,826,906
- Issue date May 2, 1989
- Kureha Kagaku Kogyo K.K.
- Yoshikatsu Satake
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High-quality polyarylene-thioether fibers and method for production...
- Patent number 4,816,335
- Issue date Mar 28, 1989
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Toshitaka Kouyama
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Transparent and little colored polyarylenethioether primary melt mo...
- Patent number 4,801,416
- Issue date Jan 31, 1989
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Akio Kobayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Para-phenylene sulfide block copolymers, process for the production...
- Patent number 4,795,671
- Issue date Jan 3, 1989
- Kureha Kagaku Kogyo Kabushiki Kaishi
- Zenya Shiiki
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Para-phenylene sulfide block copolymer, process for the production...
- Patent number 4,785,057
- Issue date Nov 15, 1988
- Kureha Kagawa Kogyo Kabushiki Kaisha
- Zenya Shiiki
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for preparation of polyarylene thioethers having high melt...
- Patent number 4,769,426
- Issue date Sep 6, 1988
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Takao Iwasaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of preventing corrosion of apparatus for melt-processing pol...
- Patent number 4,746,698
- Issue date May 24, 1988
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Toshitaka Kouyama
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Phenylene sulfide resin compositions
- Patent number 4,659,789
- Issue date Apr 21, 1987
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Takayuki Katto
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Polyarylenesulfide complexes, processes for production and uses the...
- Patent number 4,613,654
- Issue date Sep 23, 1986
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Takayuki Katto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Controlled release formulations using intelligent polymers
- Publication number 20050214368
- Publication date Sep 29, 2005
- Yukichika Kawakami
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Toshitaka Kouyama

Person

Patents Grantslast 30 patents

Gas-barrier, multi-layer hollow container

Gas-barrier composite film

Production process for injection-molded product of polyglycolic acid

Stretch blow molded container and production process thereof

Injection-molded product of polyglycolic acid and production proces...

Stretch blow molded container and production process thereof

Polyglycolic acid sheet and production process thereof

Oriented polyglycolic acid film and production process thereof

Electronic device sealing resin compositions and sealed electronic...

Electronic device sealing resin compositions and sealed electronic...

Polyarylene thioether composition and molded product thereof

Molded product of polyarylene thioether and the use thereof

Stretched poly(arylene thioether-ketone) films and production proce...

Melt-stable poly(arylene thioether-ketone) compositions

Poly(arylene thioether-ketone) fibers and production process thereof

Poly(arylene thioether-ketone) fibers and production process thereof

Stretched poly(arylene thioether-ketone) films and production proce...

Molded or formed poly(arylene thioether-ketone) articles

Process for forming polyarylenethioether stretched blow-molded vessel

Poly(arylene thioether-ketone) compositions improved in both melt s...

High-quality polyarylene-thioether fibers and method for production...

Transparent and little colored polyarylenethioether primary melt mo...

Para-phenylene sulfide block copolymers, process for the production...

Para-phenylene sulfide block copolymer, process for the production...

Process for preparation of polyarylene thioethers having high melt...

Method of preventing corrosion of apparatus for melt-processing pol...

Phenylene sulfide resin compositions

Polyarylenesulfide complexes, processes for production and uses the...

Patents Applicationslast 30 patents

Controlled release formulations using intelligent polymers