Kiyoji Kuma

Person

Kitakyushu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Colored aromatic polycarbonate resin composition, process for produ...
- Patent number 7,511,114
- Issue date Mar 31, 2009
- Mitsubishi Chemical Corporation
- Masaaki Miyamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing an aromatic polycarbonate
- Patent number 6,750,314
- Issue date Jun 15, 2004
- Mitsubishi Chemical Corporation
- Masaaki Miyamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of aqueous solution or dispersion conta...
- Patent number 6,602,940
- Issue date Aug 5, 2003
- Mitsubishi Chemical Corporation
- Shin-ichi Sato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate resin, optical-information recording medium substrate...
- Patent number 6,294,641
- Issue date Sep 25, 2001
- Mitsubishi Chemical Corporation
- Masaaki Miyamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate resin, optical information recording medium substrate...
- Patent number 6,288,205
- Issue date Sep 11, 2001
- Mitsubishi Chemical Corporation
- Masaaki Miyamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of aqueous solution or dispersion conta...
- Patent number 5,962,570
- Issue date Oct 5, 1999
- Mitsubishi Chemical Corporation
- Shin-ichi Sato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of stabilizing N-vinylamides
- Patent number 5,840,976
- Issue date Nov 24, 1998
- Mitsubishi Chemical Corporation
- Shin-Ichi Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production of N-(.alpha.-alkoxyethyl) formamide
- Patent number 5,574,185
- Issue date Nov 12, 1996
- Mitsubishi Chemical Corporation
- Shin-ichi Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing water-soluble polymers
- Patent number 5,464,908
- Issue date Nov 7, 1995
- Mitsubishi Kasei Corporation
- Shin-ichi Sato
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for preparing oximes
- Patent number 4,929,756
- Issue date May 29, 1990
- Mitsubishi Kasei Corporation
- Kiyoji Kuma
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing orthoalkylphenols
- Patent number 4,599,465
- Issue date Jul 8, 1986
- Mitsubishi Chemical Industries, Ltd.
- Akio Tamaru
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Colored aromatic polycarbonate resin composition, process for produ...
- Publication number 20070129471
- Publication date Jun 7, 2007
- MITSUBISHI CHEMICAL CORPORATION
- Masaaki Miyamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for producing an aromatic polycarbonate
- Publication number 20030166826
- Publication date Sep 4, 2003
- MITSUBISHI CHEMICAL CORPORATION
- Masaaki Miyamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Kiyoji Kuma

Person

Patents Grantslast 30 patents

Colored aromatic polycarbonate resin composition, process for produ...

Process for producing an aromatic polycarbonate

Process for the preparation of aqueous solution or dispersion conta...

Polycarbonate resin, optical-information recording medium substrate...

Polycarbonate resin, optical information recording medium substrate...

Process for the preparation of aqueous solution or dispersion conta...

Method of stabilizing N-vinylamides

Production of N-(.alpha.-alkoxyethyl) formamide

Process for preparing water-soluble polymers

Process for preparing oximes

Process for producing orthoalkylphenols

Patents Applicationslast 30 patents

Colored aromatic polycarbonate resin composition, process for produ...

Process for producing an aromatic polycarbonate