Akira Shigeta

Person

Kyoto, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Production method of maleimide
- Patent number 11,958,806
- Issue date Apr 16, 2024
- UNITIKA LTD.
- Yuki Yamada
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Bismaleimide modified product and method for producing the same
- Patent number 11,104,643
- Issue date Aug 31, 2021
- UNITIKA LTD.
- Yuki Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production method of maleimide
- Patent number 10,836,719
- Issue date Nov 17, 2020
- UNITIKA LTD.
- Yuki Yamada
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Bismaleimide modified product and method for producing the same
- Patent number 10,759,753
- Issue date Sep 1, 2020
- Unitika Ltd.
- Yuki Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyamide-imide, raw material salt of polyamide-imide, and producti...
- Patent number 10,584,212
- Issue date Mar 10, 2020
- Unitika Ltd.
- Yumeto Fukubayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing bisimide dicarboxylic acid
- Patent number 10,501,415
- Issue date Dec 10, 2019
- Unitika Ltd.
- Yumeto Fukubayashi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Polyimide resin composition, polyimide precursor resin composition...
- Patent number 8,492,506
- Issue date Jul 23, 2013
- Unitika Ltd.
- Takeshi Yoshida
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Substrate for flexible printed wiring board and method for manufact...
- Patent number 7,384,683
- Issue date Jun 10, 2008
- Unitika Ltd.
- Yoshiaki Echigo
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for preparing substrate for flexible print wiring board, and...
- Patent number 6,962,726
- Issue date Nov 8, 2005
- Unitika Ltd.
- Akira Shigeta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
PRODUCTION METHOD OF MALEIMIDE
- Publication number 20210009516
- Publication date Jan 14, 2021
- unitika ltd.
- Yuki Yamada
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
BISMALEIMIDE MODIFIED PRODUCT AND METHOD FOR PRODUCING THE SAME
- Publication number 20200354317
- Publication date Nov 12, 2020
- unitika ltd.
- Yuki YAMADA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
BISMALEIMIDE AND METHOD FOR PRODUCING THE SAME
- Publication number 20190382341
- Publication date Dec 19, 2019
- unitika ltd.
- Yuki YAMADA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PRODUCTION METHOD OF MALEIMIDE
- Publication number 20190345102
- Publication date Nov 14, 2019
- unitika ltd.
- Yuki Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Application
BISMALEIMIDE MODIFIED PRODUCT AND METHOD FOR PRODUCING THE SAME
- Publication number 20180362463
- Publication date Dec 20, 2018
- unitika ltd.
- Yuki YAMADA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
BISMALEIMIDE AND PRODUCTION METHOD THEREOF
- Publication number 20180201579
- Publication date Jul 19, 2018
- unitika ltd.
- Yuki YAMADA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING BISIMIDE DICARBOXYLIC ACID
- Publication number 20180086704
- Publication date Mar 29, 2018
- UNITIKA LTD.
- Yumeto FUKUBAYASHI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
POLYAMIDE-IMIDE, RAW MATERIAL SALT OF POLYAMIDE-IMIDE, AND PRODUCTI...
- Publication number 20180072848
- Publication date Mar 15, 2018
- UNITIKA LTD.
- Yumeto FUKUBAYASHI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
FIBROUS COPPER MICROPARTICLES AND PROCESS FOR PRODUCING SAME
- Publication number 20160214169
- Publication date Jul 28, 2016
- UNITIKA LTD.
- Munenori Yamada
- B22 - CASTING POWDER METALLURGY
Information Patent Application
FIBROUS COPPER MICROPARTICLES AND METHOD FOR MANUFACTURING SAME
- Publication number 20150147584
- Publication date May 28, 2015
- UNITIKA LTD.
- Munenori Yamada
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
COATED FIBROUS COPPER MICROPARTICLES, AND ELECTRICALLY CONDUCTIVE C...
- Publication number 20140120360
- Publication date May 1, 2014
- UNITIKA LTD.
- Munenori Yamada
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
POLYIMIDE RESIN COMPOSITION, POLYIMIDE PRECURSOR RESIN COMPOSITION...
- Publication number 20100273974
- Publication date Oct 28, 2010
- UNITIKA LTD.
- Takeshi Yoshida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
FLEXIBLE CIRCUIT BOARD, METHOD FOR MAKING THE SAME, FLEXIBLE MULTI-...
- Publication number 20070170598
- Publication date Jul 26, 2007
- NORTH CORPORATION
- Tomoo Iijima
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Substrate for flexible printed wiring board and method for manufact...
- Publication number 20070071984
- Publication date Mar 29, 2007
- Yoshiaki Echigo
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Polyimide precursor solution, transfer/fixing member and process fo...
- Publication number 20050107526
- Publication date May 19, 2005
- Hirohisa Katou
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for preparing substrate for flexible print wiring board, and...
- Publication number 20030108748
- Publication date Jun 12, 2003
- Akira Shigeta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Akira Shigeta

Person

Patents Grantslast 30 patents

Production method of maleimide

Bismaleimide modified product and method for producing the same

Production method of maleimide

Bismaleimide modified product and method for producing the same

Polyamide-imide, raw material salt of polyamide-imide, and producti...

Method for producing bisimide dicarboxylic acid

Polyimide resin composition, polyimide precursor resin composition...

Substrate for flexible printed wiring board and method for manufact...

Method for preparing substrate for flexible print wiring board, and...

Patents Applicationslast 30 patents

PRODUCTION METHOD OF MALEIMIDE

BISMALEIMIDE MODIFIED PRODUCT AND METHOD FOR PRODUCING THE SAME

BISMALEIMIDE AND METHOD FOR PRODUCING THE SAME

PRODUCTION METHOD OF MALEIMIDE

BISMALEIMIDE MODIFIED PRODUCT AND METHOD FOR PRODUCING THE SAME

BISMALEIMIDE AND PRODUCTION METHOD THEREOF

METHOD FOR PRODUCING BISIMIDE DICARBOXYLIC ACID

POLYAMIDE-IMIDE, RAW MATERIAL SALT OF POLYAMIDE-IMIDE, AND PRODUCTI...

FIBROUS COPPER MICROPARTICLES AND PROCESS FOR PRODUCING SAME

FIBROUS COPPER MICROPARTICLES AND METHOD FOR MANUFACTURING SAME

COATED FIBROUS COPPER MICROPARTICLES, AND ELECTRICALLY CONDUCTIVE C...

POLYIMIDE RESIN COMPOSITION, POLYIMIDE PRECURSOR RESIN COMPOSITION...

FLEXIBLE CIRCUIT BOARD, METHOD FOR MAKING THE SAME, FLEXIBLE MULTI-...

Substrate for flexible printed wiring board and method for manufact...

Polyimide precursor solution, transfer/fixing member and process fo...

Method for preparing substrate for flexible print wiring board, and...