Kazumasa Maruyama

Person

Niigata, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Resist composition with polymeric dissolution inhibitor and alkali...
- Patent number 5,759,739
- Issue date Jun 2, 1998
- Shin-Etsu Chemical Co., Ltd.
- Katsuya Takemura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of forming resist pattern utilizing fluorinated resin antire...
- Patent number 5,728,508
- Issue date Mar 17, 1998
- Shin-Etsu Chemical Co., Ltd.
- Katsuya Takemura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sulfonium salt and chemically amplified positive resist composition
- Patent number 5,691,112
- Issue date Nov 25, 1997
- Shin-Etsu Chemical Co., Ltd.
- Satoshi Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tristertbutoxyphenyl sulfonium tosylate compound
- Patent number 5,633,409
- Issue date May 27, 1997
- Shin-Etsu Chemical Co., Ltd.
- Satoshi Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for purifying polysaccharides
- Patent number 5,602,241
- Issue date Feb 11, 1997
- Shin-Etsu Chemical Co., Ltd.
- Kazumasa Maruyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Sulfonium salt and resist composition
- Patent number 5,569,784
- Issue date Oct 29, 1996
- Shin-Etsu Chemical Co., Ltd.
- Satoshi Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Modified xanthan gum and method for modifying xanthan gum
- Patent number 5,416,206
- Issue date May 16, 1995
- Shin-Etsu Chemical Co., Ltd.
- Shigehiro Nagura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Resist compositions
- Patent number 5,352,564
- Issue date Oct 4, 1994
- Shin-Etsu Chemical Co., Ltd.
- Yoshihumi Takeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for purifying polysaccharides
- Patent number 5,315,003
- Issue date May 24, 1994
- Shin-Etsu Chemical Co., Ltd.
- Kazumasa Maruyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electroluminescent composition containing organopolysiloxane and el...
- Patent number 4,882,517
- Issue date Nov 21, 1989
- Shin-Etsu Chemical Co., Ltd.
- Kazumasa Maruyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Film capacitor
- Patent number 4,843,517
- Issue date Jun 27, 1989
- Shin-Etsu Chemical Co., Ltd.
- Kazumasa Maruyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for providing enteric coating on solid dosage forms and aque...
- Patent number 4,385,078
- Issue date May 24, 1983
- Shin-Etsu Chemical Co., Ltd.
- Yoshiro Onda
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Enterosoluble capsules
- Patent number 4,365,060
- Issue date Dec 21, 1982
- Shin-Etsu Chemical Co. Ltd.
- Yoshiro Onda
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ether-ester derivatives of cellulose and their applications
- Patent number 4,226,981
- Issue date Oct 7, 1980
- Shin-Etsu Chemical Co., Ltd.
- Yoshiro Onda
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Kazumasa Maruyama

Person

Patents Grantslast 30 patents

Resist composition with polymeric dissolution inhibitor and alkali...

Method of forming resist pattern utilizing fluorinated resin antire...

Sulfonium salt and chemically amplified positive resist composition

Tristertbutoxyphenyl sulfonium tosylate compound

Method for purifying polysaccharides

Sulfonium salt and resist composition

Modified xanthan gum and method for modifying xanthan gum

Resist compositions

Method for purifying polysaccharides

Electroluminescent composition containing organopolysiloxane and el...

Film capacitor

Method for providing enteric coating on solid dosage forms and aque...

Enterosoluble capsules

Ether-ester derivatives of cellulose and their applications