Kenichi Ishihara

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Kasugai-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of marking ophthalmic lens by using laser radiation
- Patent number 6,997,554
- Issue date Feb 14, 2006
- Menicon Co., Ltd.
- Kazuhiko Nakada
- G02 - OPTICS
Information Patent Grant
Method of marking ophhalmic lens by using laser radiation of femtos...
- Patent number 6,857,744
- Issue date Feb 22, 2005
- Menicon Co., Ltd.
- Kazuhiko Nakada
- G02 - OPTICS
Information Patent Grant
Mold assembly for forming ophthalmic lens, method of producing the...
- Patent number 6,315,929
- Issue date Nov 13, 2001
- Menicon Co., Ltd.
- Kenichi Ishihara
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Mold assembly for forming ophthalmic lens
- Patent number 6,257,547
- Issue date Jul 10, 2001
- Menicon Co., Ltd.
- Motonobu Togo
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Contact lens wherein central correction region has a center 0.2-2.4...
- Patent number 5,422,687
- Issue date Jun 6, 1995
- Menicon Co., Ltd.
- Kyoichi Tanaka
- G02 - OPTICS
Information Patent Grant
Method of producing intraocular lens formed from polymide powder
- Patent number 5,397,511
- Issue date Mar 14, 1995
- Menicon Co., Ltd.
- Kenichi Ishihara
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Method of marking ophthalmic lens by using laser radiation
- Publication number 20050073646
- Publication date Apr 7, 2005
- Menicon Co., Ltd.
- Kazuhiko Nakada
- G02 - OPTICS
Information Patent Application
Method of marking ophhalmic lens by using laser radiation of femtos...
- Publication number 20040032566
- Publication date Feb 19, 2004
- MENICON CO., LTD.
- Kazuhiko Nakada
- G02 - OPTICS
Information Patent Application
Process for producing an ocular lens having a highly hydrophilic le...
- Publication number 20030197833
- Publication date Oct 23, 2003
- Menicon Co., Ltd.
- Haruyuki Hiratani
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL