Ito Optical Industrial Co., Ltd.

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Gamagori, JP

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Patents Grantslast 30 patents

Information Patent Grant
Antireflection solution for optical parts and method for antireflec...
- Patent number 5,049,414
- Issue date Sep 17, 1991
- Ito Optical Industrial Co., Ltd.
- Hirohisa Kato
- G02 - OPTICS
Information Patent Grant
Method for dirtproofing treatment for plastic lens
- Patent number 4,944,962
- Issue date Jul 31, 1990
- Ito Optical Industrial Co., Ltd.
- Shoichiro Furuta
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Organic glass for optical parts
- Patent number 4,598,133
- Issue date Jul 1, 1986
- Ito Optical Industrial Co., Ltd.
- Kazuo Makino
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Coating composition comprising hydrolyzates from silane compounds
- Patent number 4,294,950
- Issue date Oct 13, 1981
- Ito Optical Industrial Co., Ltd.
- Hirohisa Kato
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

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