Kunio Sasaki

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Akishima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Coating composition and method for preparing the same, and scuff-re...
- Patent number 6,680,125
- Issue date Jan 20, 2004
- Hoya Corporation
- Kunio Sasaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Lens dyeing method and lens dyeing aparatus: dyeing lenses to give...
- Patent number 5,096,457
- Issue date Mar 17, 1992
- Hoya Corporation
- Masahiro Nakagawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for producing polyurethane lens
- Patent number 4,975,328
- Issue date Dec 4, 1990
- Hoya Corporation
- Yoshiro Hirose
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for marking an indication to the lens
- Patent number 4,329,378
- Issue date May 11, 1982
- Kabushiki Kaisha Hoya Lens (Hoya Lens Corporation)
- Niro Tarumi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL