Yasuhisa Ishikura

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical image measurement device
- Patent number 8,879,069
- Issue date Nov 4, 2014
- Kabushiki Kaisha Topcon
- Kazuyuki Okamura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Alignment method for ophthalmic measurement apparatus and alignment...
- Patent number 7,695,139
- Issue date Apr 13, 2010
- Kabushiki Kaisha TOPCON
- Yasuhisa Ishikura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ophthalmologic apparatus
- Patent number 6,481,848
- Issue date Nov 19, 2002
- Kabushiki Kaisha Topcon
- Kunihiko Hara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cornea shape measuring apparatus
- Patent number 6,190,012
- Issue date Feb 20, 2001
- Kabushiki Kaisha Topcon
- Yasuhisa Ishikura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ocular refracting power measuring system
- Patent number 5,210,555
- Issue date May 11, 1993
- Kabushiki Kaisha Topcon
- Yasuhisa Ishikura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ocular refracting power measuring system
- Patent number 5,071,245
- Issue date Dec 10, 1991
- Kabushiki Kaisha Topcon
- Yasufumi Fukuma
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
OPHTHALMOLOGIC APPARATUS
- Publication number 20220095916
- Publication date Mar 31, 2022
- TOPCON CORPORATION
- Yasuhisa ISHIKURA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
OPTICAL IMAGE MEASUREMENT DEVICE
- Publication number 20120013915
- Publication date Jan 19, 2012
- KABUSHIKI KAISHA TOPCON
- Kazuyuki Okamura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Alignment method for ophthalmic measurement apparatus and alignment...
- Publication number 20070146636
- Publication date Jun 28, 2007
- Kabushiki Kaisha TOPCON
- Yasuhisa Ishikura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Ophthalmologic apparatus
- Publication number 20010005260
- Publication date Jun 28, 2001
- Kunihiko Hara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE