Hiroshi Matsunaga

Person

Niigata, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Aqueous composition, method for roughening stainless steel surface...
- Patent number 11,926,904
- Issue date Mar 12, 2024
- Mitsubishi Gas Chemical Company, Inc.
- Kazuhiko Ikeda
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Etchant for selectively etching copper and copper alloy, and method...
- Patent number 11,821,092
- Issue date Nov 21, 2023
- Mitsubishi Gas Chemical Company, Inc.
- Shun Fukazawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Processing liquid for suppressing pattern collapse of fine metal st...
- Patent number 9,334,161
- Issue date May 10, 2016
- Mitsubishi Gas Chemical Company, Inc.
- Masaru Ohto
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Processing liquid for suppressing pattern collapse of fine metal st...
- Patent number 9,196,472
- Issue date Nov 24, 2015
- Mitsubishi Gas Chemical Company, Inc.
- Masaru Ohto
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Treatment liquid for inhibiting pattern collapse in microstructures...
- Patent number 8,980,812
- Issue date Mar 17, 2015
- Mitsubishi Gas Chemical Company, Inc.
- Hiroshi Matsunaga
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Treatment liquid for inhibiting pattern collapse in microstructure...
- Patent number 8,956,462
- Issue date Feb 17, 2015
- Mitsubishi Gas Chemical Company, Inc.
- Hiroshi Matsunaga
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for producing transistor
- Patent number 8,859,411
- Issue date Oct 14, 2014
- Mitsubishi Gas Chemical Company, Inc.
- Kenji Shimada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Silicon etching fluid and method for producing transistor using same
- Patent number 8,852,451
- Issue date Oct 7, 2014
- Mitsubishi Gas Chemical Company, Inc.
- Kenji Shimada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Composition for cleaning and rust prevention and process for produc...
- Patent number 8,802,608
- Issue date Aug 12, 2014
- Mitsubishi Gas Chemical Comany, Inc.
- Kenji Shimada
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Residue removing liquid composition and method for cleaning semicon...
- Patent number 8,623,587
- Issue date Jan 7, 2014
- Mitsubishi Gas Chemical Company, Inc.
- Kyoko Kamata
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Liquid for protecting copper wiring surface and method for manufact...
- Patent number 8,420,538
- Issue date Apr 16, 2013
- Mitsubishi Gas Chemical Company, Inc.
- Kenji Yamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Copper wiring surface protective liquid and method for manufacturin...
- Patent number 8,420,529
- Issue date Apr 16, 2013
- Mitsubishi Gas Chemical Company, Inc.
- Kenji Yamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cleaning composition and process for producing semiconductor device
- Patent number 7,977,292
- Issue date Jul 12, 2011
- Mitsubishi Gas Chemical Company, Inc.
- Hiroshi Matsunaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cleaning liquid and cleaning method
- Patent number 7,572,758
- Issue date Aug 11, 2009
- Mitsubishi Gas Chemical Company, Inc.
- Kenji Shimada
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Cleaning agent and cleaning method
- Patent number 6,875,288
- Issue date Apr 5, 2005
- Tokyo Electron Limited
- Hideto Gotoh
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Cleaning method using an oxidizing agent, chelating agent and fluor...
- Patent number 6,514,352
- Issue date Feb 4, 2003
- Tokyo Electron Limited
- Hideto Gotoh
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Process for the production of 1,5-naphtylenediisocyanate
- Patent number 6,222,065
- Issue date Apr 24, 2001
- Mitsubishi Gas Chemical Company, Inc.
- Yutaka Okawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Partly replaceable device for testing a multi-contact integrated ci...
- Patent number 5,847,572
- Issue date Dec 8, 1998
- Mitsubishi Denki Kabushiki Kaisha
- Hidekazu Iwasaki
- G01 - MEASURING TESTING
Information Patent Grant
Process for producing isocyanates
- Patent number 5,502,244
- Issue date Mar 26, 1996
- Mitsubishi Gas Chemical Company, Inc.
- Takashi Okawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Magnetic recording and/or reproducing head with slider
- Patent number 5,485,336
- Issue date Jan 16, 1996
- Teac Corporation
- Hiroshi Matsunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head having improved high density recording and/or reprodu...
- Patent number 4,951,165
- Issue date Aug 21, 1990
- Teac Corporation
- Jun Makabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording and/or reproducing apparatus having a head suppo...
- Patent number 4,903,156
- Issue date Feb 20, 1990
- Teac Corporation
- Tohru Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for measuring a shape
- Patent number 4,848,912
- Issue date Jul 18, 1989
- NKK Corporation
- Kazuo Sano
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic head device having a holder with a generally ring shape wh...
- Patent number 4,757,411
- Issue date Jul 12, 1988
- Teac Corporation
- Hiroshi Matsunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of producing a magnetic head
- Patent number 4,696,099
- Issue date Sep 29, 1987
- Teac Corporation
- Hiroshi Matsunaga
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
CHROMIUM-CONTAINING STEEL SHEET FOR CURRENT COLLECTOR OF NONAQUEOUS...
- Publication number 20240063399
- Publication date Feb 22, 2024
- JFE STEEL CORPORATION
- Takayoshi YANO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
AQUEOUS COMPOSITION, STAINLESS STEEL SURFACE ROUGHENING METHOD USIN...
- Publication number 20240044015
- Publication date Feb 8, 2024
- Mitsubishi Gas Chemical Company, Inc.
- Kazuhiko IKEDA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ROUGHENING TREATMENT METHOD FOR STAINLESS STEEL SURFACE, METHOD FOR...
- Publication number 20240044014
- Publication date Feb 8, 2024
- Mitsubishi Gas Chemical Company, Inc.
- Kazuhiko IKEDA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
STAINLESS STEEL FOIL FOR CATALYST SUPPORT OF EXHAUST GAS PURIFIER
- Publication number 20240011136
- Publication date Jan 11, 2024
- JFE STEEL CORPORATION
- Akito MIZUTANI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
STAINLESS STEEL SHEET FOR FUEL CELL SEPARATORS
- Publication number 20240006621
- Publication date Jan 4, 2024
- JFE STEEL CORPORATION
- Takayoshi YANO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ETCHING LIQUID FOR TITANIUM AND/OR TITANIUM ALLOY, METHOD FOR ETCHI...
- Publication number 20230238251
- Publication date Jul 27, 2023
- Mitsubishi Gas Chemical Company, Inc.
- Yukihide NAITO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AQUEOUS COMPOSITION, METHOD FOR ROUGHENING STAINLESS STEEL SURFACE...
- Publication number 20220325419
- Publication date Oct 13, 2022
- Mitsubishi Gas Chemical Company, Inc.
- Kazuhiko IKEDA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
COMPOSITION FOR REMOVING PHOTORESIST
- Publication number 20220285172
- Publication date Sep 8, 2022
- Mitsubishi Gas Chemical Company, Inc.
- Yukihide NAITO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOSITION, METHOD FOR ROUGHENING STAINLESS STEEL SURFACE USING SA...
- Publication number 20220251714
- Publication date Aug 11, 2022
- Mitsubishi Gas Chemical Company, Inc.
- Kazuhiko IKEDA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ETCHANT FOR SELECTIVELY ETCHING COPPER AND COPPER ALLOY, AND METHOD...
- Publication number 20210381113
- Publication date Dec 9, 2021
- Mitsubishi Gas Chemical Company, Inc.
- Shun FUKAZAWA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
BRAIN DISEASE DIAGNOSIS ASSISTANCE SYSTEM, BRAIN DISEASE DIAGNOSIS...
- Publication number 20170340262
- Publication date Nov 30, 2017
- NTT DATA i CORPORATION
- Kimihisa MOMOSE
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
TREATMENT LIQUID FOR INHIBITING PATTERN COLLAPSE IN MICROSTRUCTURE...
- Publication number 20130260571
- Publication date Oct 3, 2013
- Mitsubishi Gas Chemical Company, Inc.
- Hiroshi MATSUNAGA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SILICON ETCHANT AND METHOD FOR PRODUCING TRANSISTOR BY USING SAME
- Publication number 20130203263
- Publication date Aug 8, 2013
- Mitsubishi Gas Chemical Company, Inc.
- Kenji Shimada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR PRODUCING TRANSISTOR
- Publication number 20130196497
- Publication date Aug 1, 2013
- Mitsubishi Gas Chemical Company, Inc.
- Kenji Shimada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SILICON ETCHING FLUID AND METHOD FOR PRODUCING TRANSISTOR USING SAME
- Publication number 20130178069
- Publication date Jul 11, 2013
- Mitsubishi Gas Chemical Company, Inc.
- Kenji Shimada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
PROCESSING LIQUID FOR SUPPRESSING PATTERN COLLAPSE OF MICROSTRUCTUR...
- Publication number 20130171828
- Publication date Jul 4, 2013
- MITSUBISHI GAS CHEMICAL COMPANY , INC.
- Hiroshi Matsunaga
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
TREATMENT LIQUID FOR INHIBITING PATTERN COLLAPSE IN MICROSTRUCTURES...
- Publication number 20130161284
- Publication date Jun 27, 2013
- Mitsubishi Gas Chemical Company, Inc.
- Hiroshi Matsunaga
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
TREATMENT LIQUID FOR INHIBITING PATTERN COLLAPSE IN MICROSTRUCTURES...
- Publication number 20130165365
- Publication date Jun 27, 2013
- MITSUBISHI GAS CHEMICAL COMPANY, INC
- Hiroshi Matsunaga
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
LIQUID COMPOSITION FOR CLEANING SEMICONDUCTOR SUBSTRATE AND METHOD...
- Publication number 20130045597
- Publication date Feb 21, 2013
- Mitsubishi Gas Chemical Company, Inc.
- Kyoko Kamada
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
TREATMENT SOLUTION FOR PREVENTING PATTERN COLLAPSE IN METAL FINE ST...
- Publication number 20120214722
- Publication date Aug 23, 2012
- Mitsubishi Gas Chemical Company Inc.
- Masaru Ohto
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
TREATMENT SOLUTION FOR PREVENTING PATTERN COLLAPSE IN METAL FINE ST...
- Publication number 20120205345
- Publication date Aug 16, 2012
- MITSUBISHI GAS CHEMICAL COMPANY, INC
- Masaru Ohto
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
PROCESSING LIQUID FOR SUPPRESSING PATTERN COLLAPSE OF FINE METAL ST...
- Publication number 20120181249
- Publication date Jul 19, 2012
- Mitsubishi Gas Chemical Company, Inc.
- Masaru Ohto
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
PROCESSING LIQUID FOR SUPPRESSING PATTERN COLLAPSE OF FINE METAL ST...
- Publication number 20120135604
- Publication date May 31, 2012
- Mitsubishi Gas Chemical Company, Inc.
- Masaru Ohto
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
RESIDUE REMOVING LIQUID COMPOSITION AND METHOD FOR CLEANING SEMICON...
- Publication number 20110256483
- Publication date Oct 20, 2011
- Mitsubishi Gas Chemical Company, Inc.
- Kyoko Kamata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COPPER WIRING SURFACE PROTECTIVE LIQUID AND METHOD FOR MANUFACTURIN...
- Publication number 20110237071
- Publication date Sep 29, 2011
- MITSUBISHI GAS CHEMICAL COMPANY,INC.
- Kenji Yamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIQUID FOR PROTECTING COPPER WIRING SURFACE AND METHOD FOR MANUFACT...
- Publication number 20110212617
- Publication date Sep 1, 2011
- Mitsubishi Gas Chemical Company, Inc.
- Kenji Yamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOSITION FOR CLEANING AND RUST PREVENTION AND PROCESS FOR PRODUC...
- Publication number 20100197136
- Publication date Aug 5, 2010
- Mitsubishi Gas Chemical Company, Inc.
- Kenji Shimada
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
COMPOSITION FOR REMOVING RESIDUE FROM WIRING BOARD AND CLEANING METHOD
- Publication number 20100051066
- Publication date Mar 4, 2010
- Eiko Kuwabara
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CLEANING COMPOSITION AND PROCESS FOR PRODUCING SEMICONDUCTOR DEVICE
- Publication number 20100029085
- Publication date Feb 4, 2010
- Mitsubishi Gas Chemical Company, Inc.
- Hiroshi Matsunaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Cleaning liquid and cleaning method
- Publication number 20070099810
- Publication date May 3, 2007
- Hiroshi Matsunaga
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...

Hiroshi Matsunaga

Person

Patents Grantslast 30 patents

Aqueous composition, method for roughening stainless steel surface...

Etchant for selectively etching copper and copper alloy, and method...

Processing liquid for suppressing pattern collapse of fine metal st...

Processing liquid for suppressing pattern collapse of fine metal st...

Treatment liquid for inhibiting pattern collapse in microstructures...

Treatment liquid for inhibiting pattern collapse in microstructure...

Method for producing transistor

Silicon etching fluid and method for producing transistor using same

Composition for cleaning and rust prevention and process for produc...

Residue removing liquid composition and method for cleaning semicon...

Liquid for protecting copper wiring surface and method for manufact...

Copper wiring surface protective liquid and method for manufacturin...

Cleaning composition and process for producing semiconductor device

Cleaning liquid and cleaning method

Cleaning agent and cleaning method

Cleaning method using an oxidizing agent, chelating agent and fluor...

Process for the production of 1,5-naphtylenediisocyanate

Partly replaceable device for testing a multi-contact integrated ci...

Process for producing isocyanates

Magnetic recording and/or reproducing head with slider

Magnetic head having improved high density recording and/or reprodu...

Magnetic recording and/or reproducing apparatus having a head suppo...

Apparatus for measuring a shape

Magnetic head device having a holder with a generally ring shape wh...

Method of producing a magnetic head

Patents Applicationslast 30 patents

CHROMIUM-CONTAINING STEEL SHEET FOR CURRENT COLLECTOR OF NONAQUEOUS...

AQUEOUS COMPOSITION, STAINLESS STEEL SURFACE ROUGHENING METHOD USIN...

ROUGHENING TREATMENT METHOD FOR STAINLESS STEEL SURFACE, METHOD FOR...

STAINLESS STEEL FOIL FOR CATALYST SUPPORT OF EXHAUST GAS PURIFIER

STAINLESS STEEL SHEET FOR FUEL CELL SEPARATORS

ETCHING LIQUID FOR TITANIUM AND/OR TITANIUM ALLOY, METHOD FOR ETCHI...

AQUEOUS COMPOSITION, METHOD FOR ROUGHENING STAINLESS STEEL SURFACE...

COMPOSITION FOR REMOVING PHOTORESIST

COMPOSITION, METHOD FOR ROUGHENING STAINLESS STEEL SURFACE USING SA...

ETCHANT FOR SELECTIVELY ETCHING COPPER AND COPPER ALLOY, AND METHOD...

BRAIN DISEASE DIAGNOSIS ASSISTANCE SYSTEM, BRAIN DISEASE DIAGNOSIS...

TREATMENT LIQUID FOR INHIBITING PATTERN COLLAPSE IN MICROSTRUCTURE...

SILICON ETCHANT AND METHOD FOR PRODUCING TRANSISTOR BY USING SAME

METHOD FOR PRODUCING TRANSISTOR

SILICON ETCHING FLUID AND METHOD FOR PRODUCING TRANSISTOR USING SAME

PROCESSING LIQUID FOR SUPPRESSING PATTERN COLLAPSE OF MICROSTRUCTUR...

TREATMENT LIQUID FOR INHIBITING PATTERN COLLAPSE IN MICROSTRUCTURES...

TREATMENT LIQUID FOR INHIBITING PATTERN COLLAPSE IN MICROSTRUCTURES...

LIQUID COMPOSITION FOR CLEANING SEMICONDUCTOR SUBSTRATE AND METHOD...

TREATMENT SOLUTION FOR PREVENTING PATTERN COLLAPSE IN METAL FINE ST...

TREATMENT SOLUTION FOR PREVENTING PATTERN COLLAPSE IN METAL FINE ST...

PROCESSING LIQUID FOR SUPPRESSING PATTERN COLLAPSE OF FINE METAL ST...

PROCESSING LIQUID FOR SUPPRESSING PATTERN COLLAPSE OF FINE METAL ST...

RESIDUE REMOVING LIQUID COMPOSITION AND METHOD FOR CLEANING SEMICON...

COPPER WIRING SURFACE PROTECTIVE LIQUID AND METHOD FOR MANUFACTURIN...

LIQUID FOR PROTECTING COPPER WIRING SURFACE AND METHOD FOR MANUFACT...

COMPOSITION FOR CLEANING AND RUST PREVENTION AND PROCESS FOR PRODUC...

COMPOSITION FOR REMOVING RESIDUE FROM WIRING BOARD AND CLEANING METHOD

CLEANING COMPOSITION AND PROCESS FOR PRODUCING SEMICONDUCTOR DEVICE

Cleaning liquid and cleaning method