Takashi Tamukai

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Yamaguchi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing a plastic lens having a coating layer
- Patent number 12,222,587
- Issue date Feb 11, 2025
- Tokuyama Corporation
- Junji Takenaka
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Photocurable resin composition
- Patent number 10,884,334
- Issue date Jan 5, 2021
- Tokuyama Corporation
- Masayuki Miyazaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
COATING METHOD
- Publication number 20220234072
- Publication date Jul 28, 2022
- Tokuyama Corporation
- Toshimitsu HIRAREN
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
METHOD OF PRODUCING A PLASTIC LENS HAVING A COATING LAYER
- Publication number 20210003867
- Publication date Jan 7, 2021
- Tokuyama Corporation
- Junji TAKENAKA
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
PHOTOCURABLE RESIN COMPOSITION
- Publication number 20180321588
- Publication date Nov 8, 2018
- Tokuyama Corporation
- Masayuki MIYAZAKI
- B32 - LAYERED PRODUCTS
Information Patent Application
METHOD OF PRODUCING A PLASTIC LENS HAVING A COATING LAYER
- Publication number 20180267207
- Publication date Sep 20, 2018
- Tokuyama Corporation
- Junji TAKENAKA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Photopolymerization Device and Production Method for Lens that has...
- Publication number 20170203526
- Publication date Jul 20, 2017
- Tokuyama Corporation
- Yoshihiro Asahara
- G02 - OPTICS