Takayuki Akimoto

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Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic photoreceptor and coating solution for producti...
- Patent number 5,958,637
- Issue date Sep 28, 1999
- Hitachi Chemical Company, Ltd.
- Yoshii Morishita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Phthalocyanine composition, process for preparing the same, electro...
- Patent number 5,938,980
- Issue date Aug 17, 1999
- Hitachi Chemical Co. Ltd.
- Yoshii Morishita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Phthalocyanine electrophotographic photoreceptor for charge generat...
- Patent number 5,837,411
- Issue date Nov 17, 1998
- Hitachi Chemical Company, Ltd.
- Yoshii Morishita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Phthalocyanine composition, process for preparing the same and elec...
- Patent number 5,626,999
- Issue date May 6, 1997
- Hitachi Chemical Company, Ltd.
- Mikio Itagaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Composition for forming charge transport layer and electrophotograp...
- Patent number 5,534,375
- Issue date Jul 9, 1996
- Hitachi Chemical Co., Ltd.
- Susumu Kaneko
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Coating solution for charge generation layer and electrophotographi...
- Patent number 5,496,672
- Issue date Mar 5, 1996
- Hitachi Chemical Co., Ltd.
- Takayuki Akimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Phthalocyanine composition, process for preparing the same and elec...
- Patent number 5,494,767
- Issue date Feb 27, 1996
- Hitachi Chemical Company Co., Ltd.
- Mikio Itagaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Naphthalocyanine derivatives, production thereof, optical recording...
- Patent number 5,484,685
- Issue date Jan 16, 1996
- Hitachi, Ltd.
- Seiji Tai
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Phthalocyanine composition, process for preparing the same, electro...
- Patent number 5,449,581
- Issue date Sep 12, 1995
- Hitachi Chemical Co., Ltd.
- Megumi Matsui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Phthalocyanine composition, process for preparing the same and elec...
- Patent number 5,304,445
- Issue date Apr 19, 1994
- Hitachi Chemical Co., Ltd.
- Mikio Itagaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Tatraazaporphin, process for producing the same, as well as optical...
- Patent number 5,284,943
- Issue date Feb 8, 1994
- Hitachi Chemical Company, Co.
- Seiji Tai
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Naphthalocyanine derivatives, production thereof and optical record...
- Patent number 5,268,485
- Issue date Dec 7, 1993
- Hitachi Chemical Company, Ltd.
- Mitsuo Katayose
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Enamine derivatives
- Patent number 5,233,089
- Issue date Aug 3, 1993
- Hitachi, Ltd.
- Yasuo Katsuya
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tetraazaporphin, process for producing the same, as well as optical...
- Patent number 5,217,856
- Issue date Jun 8, 1993
- Hitachi Chemical Co., Ltd.
- Seiji Tai
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
2,3-dicyanonaphthalene derivatives
- Patent number 5,214,188
- Issue date May 25, 1993
- Hitachi, Ltd.
- Seiji Tai
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Naphthalocyanine derivatives, production thereof, optical recording...
- Patent number 5,110,968
- Issue date May 5, 1992
- Hitachi, Chemical Company Ltd.
- Seiji Tai
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Naphthalocyanine derivatives, production thereof and optical record...
- Patent number 5,075,203
- Issue date Dec 24, 1991
- Hitachi Chemical Company, Ltd.
- Mitsuo Katayose
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Naphthalocyanine derivatives, production thereof, optical recording...
- Patent number 5,039,600
- Issue date Aug 13, 1991
- Hitachi Chemical Company, Ltd.
- Seiji Tai
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Naphthalocyanine derivatives and their use in optical recording medium
- Patent number 5,034,309
- Issue date Jul 23, 1991
- Hitachi Chemical Co., Ltd.
- Seiji Tai
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Encapsulating epoxy resin composition, and electronic parts device...
- Publication number 20060014873
- Publication date Jan 19, 2006
- Ryoichi Ikezawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Encapsulating epoxy resin composition, and electronic parts device...
- Publication number 20050222300
- Publication date Oct 6, 2005
- Ryoichi Ikezawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Takayuki Akimoto

Person

Patents Grantslast 30 patents

Electrophotographic photoreceptor and coating solution for producti...

Phthalocyanine composition, process for preparing the same, electro...

Phthalocyanine electrophotographic photoreceptor for charge generat...

Phthalocyanine composition, process for preparing the same and elec...

Composition for forming charge transport layer and electrophotograp...

Coating solution for charge generation layer and electrophotographi...

Phthalocyanine composition, process for preparing the same and elec...

Naphthalocyanine derivatives, production thereof, optical recording...

Phthalocyanine composition, process for preparing the same, electro...

Phthalocyanine composition, process for preparing the same and elec...

Tatraazaporphin, process for producing the same, as well as optical...

Naphthalocyanine derivatives, production thereof and optical record...

Enamine derivatives

Tetraazaporphin, process for producing the same, as well as optical...

2,3-dicyanonaphthalene derivatives

Naphthalocyanine derivatives, production thereof, optical recording...

Naphthalocyanine derivatives, production thereof and optical record...

Naphthalocyanine derivatives, production thereof, optical recording...

Naphthalocyanine derivatives and their use in optical recording medium

Patents Applicationslast 30 patents

Encapsulating epoxy resin composition, and electronic parts device...

Encapsulating epoxy resin composition, and electronic parts device...