Hideki Kenjo

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Otsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cleaning system for contact lenses and process for cleaning the same
- Patent number 4,731,192
- Issue date Mar 15, 1988
- Toray Industries, Inc.
- Hideki Kenjo
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Soft contact composition and method
- Patent number 4,699,934
- Issue date Oct 13, 1987
- Toray Industries, Inc.
- Shinzo Ohkado
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of manufacturing shaped article of hydrogel
- Patent number 4,548,983
- Issue date Oct 22, 1985
- Toray Industries, Inc.
- Mitsuru Yokota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Producing soft contact lenses
- Patent number 4,347,198
- Issue date Aug 31, 1982
- Toray Industries, Ltd.
- Shinzo Ohkada
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL