Hitomi TSUBOI

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst for dissociation of blocking agent for blocked isocyanates...
- Patent number 11,718,704
- Issue date Aug 8, 2023
- KOEI CHEMICAL COMPANY, LIMITED
- Motoyoshi Miyagi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production method for amidate compound
- Patent number 10,913,724
- Issue date Feb 9, 2021
- KOEI CHEMICAL COMPANY, LIMITED
- Hitomi Tsuboi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Amidate compound, catalyst for polyurethane production, and method...
- Patent number 10,689,478
- Issue date Jun 23, 2020
- KOEI CHEMICAL COMPANY, LIMITED
- Motoyoshi Miyagi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
CATALYST FOR DISSOCIATION OF BLOCKING AGENT FOR BLOCKED ISOCYANATES...
- Publication number 20230295368
- Publication date Sep 21, 2023
- KOEI CHEMICAL COMPANY, LIMITED
- Motoyoshi MIYAGI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CATALYST FOR DISSOCIATION OF BLOCKING AGENT FOR BLOCKED ISOCYANATES...
- Publication number 20200216600
- Publication date Jul 9, 2020
- KOEI CHEMICAL COMPANY, LIMITED
- Motoyoshi MIYAGI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PRODUCTION METHOD FOR AMIDATE COMPOUND
- Publication number 20200024237
- Publication date Jan 23, 2020
- KOEI CHEMICAL COMPANY, LIMITED
- Hitomi TSUBOI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
AMIDATE COMPOUND, CATALYST FOR POLYURETHANE PRODUCTION, AND METHOD...
- Publication number 20190177464
- Publication date Jun 13, 2019
- KOEI CHEMICAL COMPANY, LIMITED
- Motoyoshi MIYAGI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...