Yasunori Kojima

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polyimide precursor, polyimide and their use
- Patent number 6,309,791
- Issue date Oct 30, 2001
- Hitachi Chemical Co.
- Hideo Hagiwara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Positive type photosensitive resin composition containing an alkali...
- Patent number 6,197,475
- Issue date Mar 6, 2001
- Hitachi Chemical Co., Ltd.
- Hideo Hagiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Polyimide precursor, polyimide and their use
- Patent number 6,143,475
- Issue date Nov 7, 2000
- Hitachi Chemical Co.
- Hideo Hagiwara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photosensitive resin composition containing a photosensitive polyam...
- Patent number 6,071,667
- Issue date Jun 6, 2000
- Hitachi Chemical Co., Ltd.
- Hideo Hagiwara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photosensitive resin composition
- Patent number 5,847,071
- Issue date Dec 8, 1998
- Hitachi, Chemical Co., Ltd.
- Hideo Hagiwara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photoinitiator compositions including amino acids, coumarin and tit...
- Patent number 5,811,218
- Issue date Sep 22, 1998
- Hitachi Chemical Company, Ltd.
- Makoto Kaji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive resin composition
- Patent number 5,668,248
- Issue date Sep 16, 1997
- Hitachi Chemical Co., Ltd.
- Hideo Hagiwara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photosensitive resin composition
- Patent number 5,472,823
- Issue date Dec 5, 1995
- Hitachi Chemical Co., Ltd.
- Hideo Hagiwara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photosensitive resin composition and photosensitive element using t...
- Patent number 5,262,277
- Issue date Nov 16, 1993
- Hitachi Chemical Company, Inc.
- Kuniaki Sato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Yasunori Kojima

Person

Patents Grantslast 30 patents

Polyimide precursor, polyimide and their use

Positive type photosensitive resin composition containing an alkali...

Polyimide precursor, polyimide and their use

Photosensitive resin composition containing a photosensitive polyam...

Photosensitive resin composition

Photoinitiator compositions including amino acids, coumarin and tit...

Photosensitive resin composition

Photosensitive resin composition

Photosensitive resin composition and photosensitive element using t...