Kojiro Matsumoto

Person

Takarazuka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Paper coating composition and its production
- Patent number 4,429,074
- Issue date Jan 31, 1984
- Sumitomo Naugatuck Co., Ltd.
- Saburo Mishiba
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for preparing copolymers comprising .alpha.-alkyl styrene a...
- Patent number 4,361,684
- Issue date Nov 30, 1982
- Sumitomo Naugatuck Co., Ltd.
- Hiroyuki Minematsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Low residual monomer .alpha.-methylstyrene-acrylonitrile copolymers...
- Patent number 4,294,946
- Issue date Oct 13, 1981
- Sumitomo Naugatuck Co., Ltd.
- Hiroyuki Minematsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing thermoplastic resin
- Patent number 4,273,895
- Issue date Jun 16, 1981
- Sumitomo Naugatuck Co., Ltd.
- Hiroyuki Minematsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Color developing sheet for pressure-sensitive recording systems
- Patent number 4,257,935
- Issue date Mar 24, 1981
- Sumitomo Naugatuck Co., Ltd.
- Sadao Sekiguchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Color developing sheet with organic developer and latex binder
- Patent number 4,125,675
- Issue date Nov 14, 1978
- Sumitomo Naugatuck Co., Ltd.
- Sadao Sekiguchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Kojiro Matsumoto

Person

Patents Grantslast 30 patents

Paper coating composition and its production

Process for preparing copolymers comprising .alpha.-alkyl styrene a...

Low residual monomer .alpha.-methylstyrene-acrylonitrile copolymers...

Process for preparing thermoplastic resin

Color developing sheet for pressure-sensitive recording systems

Color developing sheet with organic developer and latex binder