Yoshiharu Takasugi

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Oblique-viewing objective optical system and endoscope for oblique...
- Patent number 9,933,610
- Issue date Apr 3, 2018
- Olympus Corporation
- Yoshiharu Takasugi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Oblique-viewing objective optical system and endoscope for oblique...
- Patent number 9,775,494
- Issue date Oct 3, 2017
- Olympus Corporation
- Yoshiharu Takasugi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Focal depth expansion device
- Patent number 8,743,186
- Issue date Jun 3, 2014
- Olympus Medical Systems Corp.
- Toyoharu Hanzawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Endoscope for oblique viewing
- Patent number 8,582,218
- Issue date Nov 12, 2013
- Olympus Medical Systems Corp.
- Yoshiharu Takasugi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Imaging optical system having a moire elimination effect
- Patent number 5,270,825
- Issue date Dec 14, 1993
- Olympus Optical Co., Ltd.
- Yoshiharu Takasugi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
OBLIQUE-VIEWING OBJECTIVE OPTICAL SYSTEM AND ENDOSCOPE FOR OBLIQUE...
- Publication number 20180017777
- Publication date Jan 18, 2018
- OLYMPUS CORPORATION
- Yoshiharu TAKASUGI
- G02 - OPTICS
Information Patent Application
OBLIQUE-VIEWING OBJECTIVE OPTICAL SYSTEM AND ENDOSCOPE FOR OBLIQUE...
- Publication number 20170049305
- Publication date Feb 23, 2017
- OLYMPUS CORPORATION
- Yoshiharu TAKASUGI
- G02 - OPTICS
Information Patent Application
Focal Depth Expansion Device
- Publication number 20130335534
- Publication date Dec 19, 2013
- Toyoharu Hanzawa
- G02 - OPTICS
Information Patent Application
ENDOSCOPE FOR OBLIQUE VIEWING
- Publication number 20100076268
- Publication date Mar 25, 2010
- OLYMPUS MEDICAL SYSTEMS CORP.
- Yoshiharu TAKASUGI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Illumination optical system, illumination apparatus using the illum...
- Publication number 20060018031
- Publication date Jan 26, 2006
- Yoshiharu Takasugi
- G02 - OPTICS