Ryuichi Ansai

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polymer, resist composition, method for manufacturing substrate hav...
- Patent number 11,845,822
- Issue date Dec 19, 2023
- Mitsubishi Chemical Corporation
- Kazuaki Mukai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for recovering gold and gold recovery facility
- Patent number 11,840,744
- Issue date Dec 12, 2023
- Hymo Corporation
- Ryuichi Ansai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Polyester resin, method for producing same, and toner
- Patent number 9,791,796
- Issue date Oct 17, 2017
- MITSUBISHI CHEMICAL CORPORATION
- Tadahiro Ozawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Resist copolymer and resist composition
- Patent number 9,540,468
- Issue date Jan 10, 2017
- Mitsubishi Rayon Co., Ltd.
- Keisuke Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for producing a (meth)acrylate
- Patent number 8,859,804
- Issue date Oct 14, 2014
- Mitsubishi Rayon Co., Ltd.
- Ryuichi Ansai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing (meth)acrylic anhydride, method for storing (m...
- Patent number 8,710,262
- Issue date Apr 29, 2014
- Mitsubishi Rayon Co., Ltd.
- Ryuichi Ansai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing (meth)acrylic anhydride, method for storing (m...
- Patent number 8,586,791
- Issue date Nov 19, 2013
- Mitsubishi Rayon Co., Ltd.
- Ryuichi Ansai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
5-methylene-1,3-dioxolan-4-one derivatives, process for their produ...
- Patent number 7,316,884
- Issue date Jan 8, 2008
- Mitsubishi Rayon Co., Ltd.
- Ryuichi Ansai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Polymer, Resist Composition, Method for Manufacturing Substrate Hav...
- Publication number 20240092956
- Publication date Mar 21, 2024
- MITSUBISHI CHEMICAL CORPORATION
- Kazuaki Mukai
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Polymer, Resist Composition, Method for Manufacturing Substrate Hav...
- Publication number 20220213243
- Publication date Jul 7, 2022
- MITSUBISHI CHEMICAL CORPORATION
- Kazuaki Mukai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD FOR RECOVERING GOLD AND GOLD RECOVERY FACILITY
- Publication number 20200318217
- Publication date Oct 8, 2020
- MITSUBISHI CHEMICAL CORPORATION
- Ryuichi ANSAI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ANTIFOULING COATING COMPOSITION
- Publication number 20190352514
- Publication date Nov 21, 2019
- MITSUBISHI CHEMICAL CORPORATION
- Sho KATSUMATA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ANTIFOULING COATING COMPOSITION
- Publication number 20180051179
- Publication date Feb 22, 2018
- MITSUBISHI CHEMICAL CORPORATION
- Sho KATSUMATA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
POLYESTER RESIN, METHOD FOR PRODUCING SAME, AND TONER
- Publication number 20160370723
- Publication date Dec 22, 2016
- MITSUBISHI RAYON CO., LTD.
- Tadahiro OZAWA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RESIST COPOLYMER AND RESIST COMPOSITION
- Publication number 20140371412
- Publication date Dec 18, 2014
- Mitsubishi Rayon Co., Ltd.
- Keisuke KATO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING (METH)ACRYLIC ANHYDRIDE, METHOD FOR STORING (M...
- Publication number 20140005435
- Publication date Jan 2, 2014
- Mitsubishi Rayon Co., Ltd.
- Ryuichi ANSAI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PLASTIC ROD LENS, PLASTIC ROD LENS ARRAY, COLOR IMAGE SENSOR HEAD,...
- Publication number 20130286146
- Publication date Oct 31, 2013
- Mitsubishi Rayon Co., Ltd.
- Masafumi Kitamura
- G02 - OPTICS
Information Patent Application
METHOD FOR PRODUCING A (METH)ACRYLATE
- Publication number 20110301379
- Publication date Dec 8, 2011
- Mitsubishi Rayon Co., Ltd.
- Ryuichi Ansai
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING (METH)ACRYLIC ANHYDRIDE, METHOD FOR STORING (M...
- Publication number 20110137072
- Publication date Jun 9, 2011
- Mitsubishi Rayon Co. Ltd.
- Ryuichi Ansai
- C07 - ORGANIC CHEMISTRY
Information Patent Application
5-Methylene-1,3-dioxolan-4-one derivatives, process for their produ...
- Publication number 20040248031
- Publication date Dec 9, 2004
- Ryuichi Ansai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Ryuichi Ansai

Person

Patents Grantslast 30 patents

Polymer, resist composition, method for manufacturing substrate hav...

Method for recovering gold and gold recovery facility

Polyester resin, method for producing same, and toner

Resist copolymer and resist composition

Method for producing a (meth)acrylate

Method for producing (meth)acrylic anhydride, method for storing (m...

Method for producing (meth)acrylic anhydride, method for storing (m...

5-methylene-1,3-dioxolan-4-one derivatives, process for their produ...

Patents Applicationslast 30 patents

Polymer, Resist Composition, Method for Manufacturing Substrate Hav...

Polymer, Resist Composition, Method for Manufacturing Substrate Hav...

METHOD FOR RECOVERING GOLD AND GOLD RECOVERY FACILITY

ANTIFOULING COATING COMPOSITION

ANTIFOULING COATING COMPOSITION

POLYESTER RESIN, METHOD FOR PRODUCING SAME, AND TONER

RESIST COPOLYMER AND RESIST COMPOSITION

METHOD FOR PRODUCING (METH)ACRYLIC ANHYDRIDE, METHOD FOR STORING (M...

PLASTIC ROD LENS, PLASTIC ROD LENS ARRAY, COLOR IMAGE SENSOR HEAD,...

METHOD FOR PRODUCING A (METH)ACRYLATE

METHOD FOR PRODUCING (METH)ACRYLIC ANHYDRIDE, METHOD FOR STORING (M...

5-Methylene-1,3-dioxolan-4-one derivatives, process for their produ...