Yukio Sakai

Person

Okayama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the production of carbon fibers
- Patent number 6,241,923
- Issue date Jun 5, 2001
- Mitsubishi Gas Chemical Company, Inc.
- Yukio Sakai
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method for producing isotropic pitch, activated carbon fibers and c...
- Patent number 6,228,343
- Issue date May 8, 2001
- Mitsubishi Gas Chemical Company, Inc.
- Takahumi Yoshimura
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method of producing phenol compound
- Patent number 6,187,964
- Issue date Feb 13, 2001
- Mitsubishi Gas Chemical Company, Inc.
- Kazuo Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing isotropic pitch, activated carbon fibers and c...
- Patent number 5,944,980
- Issue date Aug 31, 1999
- Mitsubishi Gas Chemical Company Co., Inc.
- Takahumi Yoshimura
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Mesophase pitch for use in the making of carbon materials
- Patent number 5,182,010
- Issue date Jan 26, 1993
- Mitsubishi Gas Chemical Company, Inc.
- Isao Mochida
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Mesophase pitch for use in the making of carbon materials and proce...
- Patent number 4,891,126
- Issue date Jan 2, 1990
- Mitsubishi Gas Chemical Company, Inc.
- Isao Mochida
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for producing pitch used as starting material for the makin...
- Patent number 4,789,455
- Issue date Dec 6, 1988
- Mitsubishi Gas Chemical Co. Inc.
- Isao Mochida
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for preparing pyromellitic dianhydride
- Patent number 4,694,089
- Issue date Sep 15, 1987
- Mitsubishi Gas Chemical Company, Inc.
- Tsuneo Kosaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing aromatic polycarboxylic acid
- Patent number 4,500,730
- Issue date Feb 19, 1985
- Mitsubishi Gas Chemical Company, Inc.
- Toru Tanaka
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Carbon material comprising particles having a coarsely granular sur...
- Publication number 20010016186
- Publication date Aug 23, 2001
- Hitoshi Sakamoto
- C01 - INORGANIC CHEMISTRY

Yukio Sakai

Person

Patents Grantslast 30 patents

Process for the production of carbon fibers

Method for producing isotropic pitch, activated carbon fibers and c...

Method of producing phenol compound

Method for producing isotropic pitch, activated carbon fibers and c...

Mesophase pitch for use in the making of carbon materials

Mesophase pitch for use in the making of carbon materials and proce...

Process for producing pitch used as starting material for the makin...

Process for preparing pyromellitic dianhydride

Process for producing aromatic polycarboxylic acid

Patents Applicationslast 30 patents

Carbon material comprising particles having a coarsely granular sur...