Kazunori Kagei

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Sabae, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plastic lenses for spectacles with high refractive indices
- Patent number RE39343
- Issue date Oct 17, 2006
- Asahi Lite Optical Co., Ltd.
- Kazunori Kagei
- 351 - Optics: eye examining, vision testing and correcting
Information Patent Grant
Kit providing independent right and left eyeglass lenses with side...
- Patent number 6,183,081
- Issue date Feb 6, 2001
- Washi Kosan Co., Ltd.
- Kotaro Ono
- G02 - OPTICS
Information Patent Grant
Plastic lenses for spectacles with high refractive indices
- Patent number 6,070,979
- Issue date Jun 6, 2000
- Asahi Lite Optical Co., Ltd.
- Kazunori Kagei
- G02 - OPTICS
Information Patent Grant
Transparent article and process for producing the same
- Patent number 5,709,922
- Issue date Jan 20, 1998
- Hitachi, Ltd.
- Masahiko Ono
- G02 - OPTICS
Information Patent Grant
Semi-finished lens
- Patent number 5,137,344
- Issue date Aug 11, 1992
- Kabushiki Kaisha Asahi Optical
- Kazunori Kagei
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Method for producing resin lens and the resin lens
- Publication number 20040188873
- Publication date Sep 30, 2004
- Kotaro Ono
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Half-finished resin lens, and apparatus and method for producing it
- Publication number 20040178525
- Publication date Sep 16, 2004
- Kazunori Kagei
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Framed lens, pattern paper for assembling the same, right and left...
- Publication number 20010001246
- Publication date May 17, 2001
- Washi Kosan Co., Ltd.
- Kotaro Ono
- G02 - OPTICS