Shuji Sakamoto

Person

Sodegaura, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polycarbonate, and molding and electrophotographic photoreceptor pr...
- Patent number 6,136,521
- Issue date Oct 24, 2000
- Idemitsu Kosan Co., Ltd.
- Takaaki Hikosaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate resin, crosslinked polycarbonate resin and electropho...
- Patent number 6,043,334
- Issue date Mar 28, 2000
- Idemitsu Kosan Co., Ltd.
- Masami Kanamaru
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyester polymer, production thereof and electrophotographic photo...
- Patent number 5,561,017
- Issue date Oct 1, 1996
- Idemitsu Kosan Co., Ltd.
- Tomohiro Nagao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate, method of preparing the same and electrophotographic...
- Patent number 5,521,041
- Issue date May 28, 1996
- Idemitsu Kosan Co., Ltd.
- Hideyuki Miyamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyester polymer, production thereof and electrophotographic photo...
- Patent number 5,506,331
- Issue date Apr 9, 1996
- Idemitsu Kosan Co., Ltd.
- Tomohiro Nagao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Organic electroluminescence device
- Patent number 5,389,444
- Issue date Feb 14, 1995
- Idemitsu Kosan Co., Ltd.
- Chishio Hosokawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Electrophotographic photoreceptor containing polycarbonate resin as...
- Patent number 5,213,924
- Issue date May 25, 1993
- Idemitsu Kosan Co. Ltd.
- Shuji Sakamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dihydric phenols
- Patent number 5,151,531
- Issue date Sep 29, 1992
- Idemitsu Kosan Co., Ltd.
- Kazuyoshi Shigematsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrophotographic photoreceptor
- Patent number 4,985,326
- Issue date Jan 15, 1991
- Idemitsu Kosan Co., Ltd.
- Shuji Sakamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Optical disk substrate comprising aromatic polycarbonate
- Patent number 4,923,962
- Issue date May 8, 1990
- Idemitsu Kosan Co., Ltd.
- Kazuyoshi Shigematsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate containing compound from bis(3-phenyl-4-hydroxyphenyl)
- Patent number 4,892,924
- Issue date Jan 9, 1990
- Idemitsu Kosan Co., Ltd.
- Kazuyoshi Shigematsu
- C07 - ORGANIC CHEMISTRY

Shuji Sakamoto

Person

Patents Grantslast 30 patents

Polycarbonate, and molding and electrophotographic photoreceptor pr...

Polycarbonate resin, crosslinked polycarbonate resin and electropho...

Polyester polymer, production thereof and electrophotographic photo...

Polycarbonate, method of preparing the same and electrophotographic...

Polyester polymer, production thereof and electrophotographic photo...

Organic electroluminescence device

Electrophotographic photoreceptor containing polycarbonate resin as...

Dihydric phenols

Electrophotographic photoreceptor

Optical disk substrate comprising aromatic polycarbonate

Polycarbonate containing compound from bis(3-phenyl-4-hydroxyphenyl)