Keiji Osawa

Person

Chuou-ku, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image-capturing apparatus, electronic still camera, method and appa...
- Patent number 7,929,858
- Issue date Apr 19, 2011
- Nikon Corporation
- Akira Ezawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical filter and optical device provided with this optical filter
- Patent number 7,075,719
- Issue date Jul 11, 2006
- Nikon Corporation
- Keiji Osawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image-capturing apparatus, electronic still camera, method and appa...
- Patent number 6,803,961
- Issue date Oct 12, 2004
- Nikon Corporation
- Akira Ezawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical filter and optical device provided with this optical filter
- Patent number 6,778,325
- Issue date Aug 17, 2004
- Nikon Corporation
- Keiji Osawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical filter and optical device provided with this optical filter
- Patent number 6,650,474
- Issue date Nov 18, 2003
- Nikon Corporation
- Keiji Osawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical filter and optical device provided with this optical filter
- Patent number 6,392,803
- Issue date May 21, 2002
- Nikon Corporation
- Keiji Osawa
- G02 - OPTICS
Information Patent Grant
Optical filter and optical device provided with this optical filter
- Patent number 6,327,085
- Issue date Dec 4, 2001
- Nikon Corporation
- Keiji Osawa
- G02 - OPTICS
Information Patent Grant
Electronic flash control apparatus
- Patent number 6,272,292
- Issue date Aug 7, 2001
- Nikon Corporation
- Hiroyuki Iwasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Focus detection device
- Patent number 5,875,360
- Issue date Feb 23, 1999
- Nikon Corporation
- Keiji Osawa
- G02 - OPTICS
Information Patent Grant
Power focus device for a camera
- Patent number 5,678,074
- Issue date Oct 14, 1997
- Nikon Corporation
- Ryuichi Mori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera focus detection apparatus detecting focus conditions among m...
- Patent number 5,498,864
- Issue date Mar 12, 1996
- Nikon Corporation
- Keiji Osawa
- G02 - OPTICS
Information Patent Grant
Power focus device for a camera
- Patent number 5,412,445
- Issue date May 2, 1995
- Nikon Corporation
- Ryuichi Mori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Optical filter and optical device provided with this optical filter
- Publication number 20060139752
- Publication date Jun 29, 2006
- Nikon Corporation
- Keiji Osawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electronic camera
- Publication number 20050041137
- Publication date Feb 24, 2005
- Nikon Corporation
- Akira Ezawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image-capturing apparatus, electronic still camera, method and appa...
- Publication number 20050030421
- Publication date Feb 10, 2005
- Nikon Corporation
- Akira Ezawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical filter and optical device provided with this optical filter
- Publication number 20040042078
- Publication date Mar 4, 2004
- Nikon Corporation
- Keiji Osawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical filter and optical device provided with this optical filter
- Publication number 20020149847
- Publication date Oct 17, 2002
- NIKON CORPORATION
- Keiji Osawa
- G02 - OPTICS
Information Patent Application
Optical filter and optical device provided with this optical filter
- Publication number 20020145802
- Publication date Oct 10, 2002
- NIKON CORPORATION
- Keiji Osawa
- G02 - OPTICS
Information Patent Application
Optical filter and optical device provided with this optical filter
- Publication number 20010005283
- Publication date Jun 28, 2001
- NIKON CORPORATION
- Keiji Osawa
- G02 - OPTICS

Keiji Osawa

Person

Patents Grantslast 30 patents

Image-capturing apparatus, electronic still camera, method and appa...

Optical filter and optical device provided with this optical filter

Image-capturing apparatus, electronic still camera, method and appa...

Optical filter and optical device provided with this optical filter

Optical filter and optical device provided with this optical filter

Optical filter and optical device provided with this optical filter

Optical filter and optical device provided with this optical filter

Electronic flash control apparatus

Focus detection device

Power focus device for a camera

Camera focus detection apparatus detecting focus conditions among m...

Power focus device for a camera

Patents Applicationslast 30 patents

Optical filter and optical device provided with this optical filter

Electronic camera

Image-capturing apparatus, electronic still camera, method and appa...

Optical filter and optical device provided with this optical filter

Optical filter and optical device provided with this optical filter

Optical filter and optical device provided with this optical filter

Optical filter and optical device provided with this optical filter