Ken Kasai

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Tokyo-to, JP

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Patents Grantslast 30 patents

Information Patent Grant
Endoscope objective optical system
- Patent number 11,484,187
- Issue date Nov 1, 2022
- Olympus Corporation
- Ken Kasai
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Endoscopic objective optical system, and imaging system using the same
- Patent number 7,280,283
- Issue date Oct 9, 2007
- Olympus Corporation
- Ken Kasai
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Object lens and endoscope using it
- Patent number 7,085,064
- Issue date Aug 1, 2006
- Olympus Corporation
- Tsutomu Uzawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
ENDOSCOPE OBJECTIVE OPTICAL SYSTEM
- Publication number 20190261833
- Publication date Aug 29, 2019
- OLYMPUS CORPORATION
- Ken KASAI
- G02 - OPTICS
Information Patent Application
Object lens and endoscope using it
- Publication number 20050225872
- Publication date Oct 13, 2005
- Tsutomu Uzawa
- G02 - OPTICS