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Nobuyuki Nagasawa
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Hino-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Automatic focal point sensing device
Patent number
7,133,078
Issue date
Nov 7, 2006
Olympus Optical Co., Ltd.
Nobuyuki Nagasawa
G02 - OPTICS
Information
Patent Grant
Focal point adjustment apparatus and method applied to microscopes
Patent number
6,043,475
Issue date
Mar 28, 2000
Olympus Optical Co., Ltd.
Masakazu Shimada
G02 - OPTICS
Information
Patent Grant
Autofocus control apparatus and method applied to microscope
Patent number
5,886,813
Issue date
Mar 23, 1999
Olympus Optical Co., Ltd.
Nobuyuki Nagasawa
G02 - OPTICS
Information
Patent Grant
Automatic focal-point sensing apparatus sensing high and low magnif...
Patent number
5,245,173
Issue date
Sep 14, 1993
Olympus Optical Co., Ltd.
Motokazu Yamana
G02 - OPTICS
Information
Patent Grant
Focusing position detecting and automatic focusing apparatus with o...
Patent number
5,235,375
Issue date
Aug 10, 1993
Olympus Optical Co., Ltd.
Motokazu Yamana
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Examination method and examination apparatus
Publication number
20080106786
Publication date
May 8, 2008
Nobuyuki Nagasawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Examination method and examination apparatus
Publication number
20070115543
Publication date
May 24, 2007
Nobuyuki Nagasawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Examination method and examination-assisting tool
Publication number
20060193496
Publication date
Aug 31, 2006
Nobuyuki Nagasawa
G02 - OPTICS
Information
Patent Application
In-vivo examination apparatus
Publication number
20060009682
Publication date
Jan 12, 2006
Nobuyuki Nagasawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Examination method and examination apparatus
Publication number
20050280892
Publication date
Dec 22, 2005
Nobuyuki Nagasawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Automatic focal point sensing device
Publication number
20030075668
Publication date
Apr 24, 2003
Olympus Optical Co., Ltd.
Nobuyuki Nagasawa
G02 - OPTICS