Shigeru Koibuchi

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical connecting structure
- Patent number 8,721,192
- Issue date May 13, 2014
- Hitachi Chemical Co., Ltd.
- Nobuo Miyadera
- G02 - OPTICS
Information Patent Grant
Polymeric optical waveguide film
- Patent number 7,373,064
- Issue date May 13, 2008
- Hitachi Chemical Co., Ltd.
- Masatoshi Yamaguchi
- G02 - OPTICS
Information Patent Grant
Photosensitive quinone diazide and resin composition having high ab...
- Patent number 5,314,783
- Issue date May 24, 1994
- Hitachi Chemical Co., Ltd.
- Shigeru Koibuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive resin composition and pattern formation using the same
- Patent number 5,215,858
- Issue date Jun 1, 1993
- Hitachi Chemical Company, Ltd.
- Shigeru Koibuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for producing a pattern with negative-type photosensitive c...
- Patent number 4,801,519
- Issue date Jan 31, 1989
- Hitachi Chemical Company Ltd.
- Shigeru Koibuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive composition
- Patent number 4,792,516
- Issue date Dec 20, 1988
- Hitachi Chemical Company
- Minoru Toriumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for producing fine patterns
- Patent number 4,722,883
- Issue date Feb 2, 1988
- Hitachi, Ltd.
- Shigeru Koibuchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photosensitive composition with 4-azido-2'-methoxychalcone
- Patent number 4,698,291
- Issue date Oct 6, 1987
- Hitachi Chemical Co., Ltd.
- Shigeru Koibuchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photosensitive resin composition and method for forming fine patter...
- Patent number 4,554,237
- Issue date Nov 19, 1985
- Hitach, Ltd.
- Fumio Kataoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Soldering mask formed from a photosensitive resin composition and a...
- Patent number 4,499,163
- Issue date Feb 12, 1985
- Hitachi Chemical Company, Ltd.
- Toshiaki Ishimaru
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL CONNECTING STRUCTURE
- Publication number 20100310214
- Publication date Dec 9, 2010
- Nobuo Miyadera
- G02 - OPTICS
Information Patent Application
POLYMERIC OPTICAL WAVEGUIDE FILM
- Publication number 20060291790
- Publication date Dec 28, 2006
- HITACHI CHEMICAL CO., Ltd.
- Masatoshi YAMAGUCHI
- G02 - OPTICS
Information Patent Application
Optical element, method for the production thereof and optical module
- Publication number 20030054184
- Publication date Mar 20, 2003
- HITACHI CHEMICAL CO., Ltd.
- Nobuo Miyadera
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Shigeru Koibuchi

Person

Patents Grantslast 30 patents

Optical connecting structure

Polymeric optical waveguide film

Photosensitive quinone diazide and resin composition having high ab...

Photosensitive resin composition and pattern formation using the same

Process for producing a pattern with negative-type photosensitive c...

Photosensitive composition

Process for producing fine patterns

Photosensitive composition with 4-azido-2'-methoxychalcone

Photosensitive resin composition and method for forming fine patter...

Soldering mask formed from a photosensitive resin composition and a...

Patents Applicationslast 30 patents

OPTICAL CONNECTING STRUCTURE

POLYMERIC OPTICAL WAVEGUIDE FILM

Optical element, method for the production thereof and optical module