Maki Kumagai

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polysulfone amide compound, and resin composition containing same
- Patent number 10,782,612
- Issue date Sep 22, 2020
- Nippon Kayaku Kabushiki Kaisha
- Takanori Koizumi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photosensitive resin composition, resist laminate, cured product of...
- Patent number 9,857,685
- Issue date Jan 2, 2018
- Nippon Kayaku Kabushiki Kaisha
- Naoko Imaizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
NOVEL POLYSULFONE AMIDE COMPOUND, AND RESIN COMPOSITION CONTAINING...
- Publication number 20180273685
- Publication date Sep 27, 2018
- NIPPON KAYAKU KABUSHIKI KAISHA,
- Takanori KOIZUMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Photosensitive Resin Composition, Resist Laminate, Cured Product Of...
- Publication number 20170102614
- Publication date Apr 13, 2017
- Nippon Kayaku Kabushiki-Kaisha
- Naoko Imaizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY