Eiji Harata

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Handa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Monomer composition for contact lenses, polymer for contact lenses...
- Patent number 12,180,321
- Issue date Dec 31, 2024
- NOF Corporation
- Shu Takashima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Monomer composition for contact lenses, polymer for contact lenses,...
- Patent number 11,867,875
- Issue date Jan 9, 2024
- NOF Corporation
- Ryuya Gotanda
- G02 - OPTICS
Information Patent Grant
Antifogging coating composition and article coated therewith
- Patent number 7,601,768
- Issue date Oct 13, 2009
- Nippon Oil & Fats Co. Ltd.
- Norikazu Takizuka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
MONOMER COMPOSITION FOR CONTACT LENSES, POLYMER FOR CONTACT LENSES...
- Publication number 20220227911
- Publication date Jul 21, 2022
- NOF Corporation
- Shu TAKASHIMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PHOSPHORYL-CHOLINE-GROUP-CONTAINING VINYL MONOMER
- Publication number 20220153884
- Publication date May 19, 2022
- NOF CORPORATION
- Norio IWAKIRI
- G02 - OPTICS
Information Patent Application
MONOMER COMPOSITION FOR CONTACT LENSES, POLYMER FOR CONTACT LENSES,...
- Publication number 20220035076
- Publication date Feb 3, 2022
- NOF Corporation
- Ryuya GOTANDA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Antifogging coating composition and article coated therewith
- Publication number 20050004280
- Publication date Jan 6, 2005
- Norikazu Takizuka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...