Yoichiro Kubo

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Hydrogenation process of unsaturated, nitrile-group-containing poly...
- Patent number 5,272,202
- Issue date Dec 21, 1993
- Nippon Zeon Co., Ltd.
- Yoichiro Kubo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for hydrogenating conjugated diene polymer
- Patent number 5,169,901
- Issue date Dec 8, 1992
- Nippon Zeon Co., Ltd.
- Kazuhiro Takahashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for hydrogenating nitrile group-containing unsaturated copol...
- Patent number 5,164,457
- Issue date Nov 17, 1992
- Nippon Zeon Co., Ltd.
- Yoichiro Kubo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Magnetic recording medium comprising a magnetic layer or backcoat l...
- Patent number 5,151,333
- Issue date Sep 29, 1992
- Nippon Zeon Co., Ltd.
- Shizuo Kitahara
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for hydrogenating conjugated diene polymer
- Patent number 5,128,297
- Issue date Jul 7, 1992
- Nippon Zeon Co., Ltd.
- Kazuhiro Takahashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Nitrile group-containing highly saturated copolymer rubber and rubb...
- Patent number 5,013,796
- Issue date May 7, 1991
- Nippon Zeon Co., Ltd.
- Sachio Hayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Nitrile group-containing highly saturated copolymer rubber and rubb...
- Patent number 5,013,797
- Issue date May 7, 1991
- Nippon Zeon Co., Ltd.
- Sachio Hayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of vulcanizing rubber at pH 5 to 10
- Patent number 4,965,323
- Issue date Oct 23, 1990
- Nippon Zeon Co., Ltd.
- Noboru Watanabe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Nitrile group-containing highly saturated copolymer rubber and rubb...
- Patent number 4,956,417
- Issue date Sep 11, 1990
- Nippon Zeon Co., Ltd.
- Sachio Hayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for hydrogenating conjugated diene polymers
- Patent number 4,954,576
- Issue date Sep 4, 1990
- Nippon Zeon Co., Ltd.
- Yoichiro Kubo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Oil-resistant and anti-degrading rubber article
- Patent number 4,910,267
- Issue date Mar 20, 1990
- Nippon Zeon Co., Ltd.
- Motofumi Oyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Sealed semiconductor containing an epoxy resin composition
- Patent number 4,786,675
- Issue date Nov 22, 1988
- Nippon Zeon Co., Ltd.
- Riso Iwata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Rubber member having oil resistance and resistance to deterioration
- Patent number 4,656,219
- Issue date Apr 7, 1987
- Nippon Zeon Co., Ltd.
- Motofumi Oyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Oil-resistant rubber composition
- Patent number 4,654,404
- Issue date Mar 31, 1987
- Nippon Zeon Co., Ltd.
- Noboru Watanabe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Belt comprising rubber and fibers
- Patent number 4,643,938
- Issue date Feb 17, 1987
- Nippon Zeon Co., Ltd.
- Motofumi Oyama
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Oil- and heat-resistant rubber composition comprising nitrile conta...
- Patent number 4,614,779
- Issue date Sep 30, 1986
- Nippon Zeon Co., Ltd.
- Noboru Watanabe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Impact-resistant phenolic resin composition
- Patent number 4,593,070
- Issue date Jun 3, 1986
- Nippon Zeon Co., Ltd.
- Motofumi Oyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Rubber composition
- Patent number 4,560,729
- Issue date Dec 24, 1985
- Nippon Zeon Co. Ltd.
- Noboru Watanabe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for preventing degradation and deterioration of vulcanized r...
- Patent number 4,559,390
- Issue date Dec 17, 1985
- Nippon Zeon Co., Ltd.
- Noboru Watanabe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for hydrogenating conjugated diene polymers
- Patent number 4,510,293
- Issue date Apr 9, 1985
- Nippon Zenn Co. Ltd.
- Yoichiro Kubo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for hydrogenating conjugated diene polymers
- Patent number 4,452,951
- Issue date Jun 5, 1984
- Nippon Zeon Co. Ltd.
- Yoichiro Kubo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for production of hydrogenated conjugated diene polymers
- Patent number 4,384,081
- Issue date May 17, 1983
- Nippon Zeon Co., Ltd.
- Yoichiro Kubo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for hydrogenation of conjugated diene polymers
- Patent number 4,337,329
- Issue date Jun 29, 1982
- Nippon Zeon Co., Ltd.
- Yoichiro Kubo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Yoichiro Kubo

Person

Patents Grantslast 30 patents

Hydrogenation process of unsaturated, nitrile-group-containing poly...

Method for hydrogenating conjugated diene polymer

Method for hydrogenating nitrile group-containing unsaturated copol...

Magnetic recording medium comprising a magnetic layer or backcoat l...

Method for hydrogenating conjugated diene polymer

Nitrile group-containing highly saturated copolymer rubber and rubb...

Nitrile group-containing highly saturated copolymer rubber and rubb...

Method of vulcanizing rubber at pH 5 to 10

Nitrile group-containing highly saturated copolymer rubber and rubb...

Process for hydrogenating conjugated diene polymers

Oil-resistant and anti-degrading rubber article

Sealed semiconductor containing an epoxy resin composition

Rubber member having oil resistance and resistance to deterioration

Oil-resistant rubber composition

Belt comprising rubber and fibers

Oil- and heat-resistant rubber composition comprising nitrile conta...

Impact-resistant phenolic resin composition

Rubber composition

Method for preventing degradation and deterioration of vulcanized r...

Process for hydrogenating conjugated diene polymers

Process for hydrogenating conjugated diene polymers

Process for production of hydrogenated conjugated diene polymers

Process for hydrogenation of conjugated diene polymers