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Naoto Nakahara
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Saitama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Zoom adjustment system and camera
Patent number
8,405,741
Issue date
Mar 26, 2013
Pentax Ricoh Imaging Company, Ltd.
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Zoom adjustment system and camera
Patent number
8,305,466
Issue date
Nov 6, 2012
Pentax Ricoh Imaging Company, Ltd.
Naoto Nakahara
Information
Patent Grant
Camera having an autofocusing system
Patent number
8,169,530
Issue date
May 1, 2012
Pentax Ricoh Imaging Company
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Camera having a focus adjusting system and a face recognition function
Patent number
8,059,186
Issue date
Nov 15, 2011
Hoya Corporation
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Camera having an image stabilizer
Patent number
7,830,415
Issue date
Nov 9, 2010
Hoya Corporation
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Focus adjusting method and focus adjusting device
Patent number
7,831,138
Issue date
Nov 9, 2010
Hoya Corporation
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Focus detection method and focus detection device
Patent number
7,773,874
Issue date
Aug 10, 2010
Hoya Corporation
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Camera having a focusing adjusting system
Patent number
7,738,028
Issue date
Jun 15, 2010
Hoya Corporation
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Focus detection method and focus detection device
Patent number
7,657,169
Issue date
Feb 2, 2010
Hoya Corporation
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Camera having an autofocus system
Patent number
7,620,310
Issue date
Nov 17, 2009
Hoya Corporation
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Focus adjustment apparatus
Patent number
7,580,208
Issue date
Aug 25, 2009
Hoya Corporation
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Camera having a focus adjusting system
Patent number
7,565,074
Issue date
Jul 21, 2009
Hoya Corporation
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Focus detection method and focus detection apparatus
Patent number
7,526,192
Issue date
Apr 28, 2009
Hoya Corporation
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Focus detection method and focus detection apparatus
Patent number
7,515,201
Issue date
Apr 7, 2009
Hoya Corporation
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Focus detection method and focus detection apparatus
Patent number
7,502,065
Issue date
Mar 10, 2009
Hoya Corporation
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Passive autofocus system for a camera
Patent number
7,058,294
Issue date
Jun 6, 2006
PENTAX Corporation
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Distance measuring apparatus
Patent number
6,597,867
Issue date
Jul 22, 2003
PENTAX Corporation
Naoto Nakahara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lens drive control apparatus
Patent number
6,487,370
Issue date
Nov 26, 2002
Asahi Kogaku Kogyo Kabushiki Kaisha
Norio Numako
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Distance measuring apparatus
Patent number
6,470,150
Issue date
Oct 22, 2002
Asahi Kogaku Kogyo Kabushiki Kaisha
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Distance measuring apparatus
Patent number
6,470,149
Issue date
Oct 22, 2002
Asahi Kogaku Kogyo Kabushiki Kaisha
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Distance measuring apparatus
Patent number
6,263,164
Issue date
Jul 17, 2001
Asahi Kogaku Kogyo Kabushiki Kaisha
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Exposure control apparatus for a camera
Patent number
6,195,509
Issue date
Feb 27, 2001
Asahi Kogaku Kogyo Kabushiki Kaisha
Naoto Nakahara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Distance measuring apparatus
Patent number
6,169,855
Issue date
Jan 2, 2001
Asahi Kogaku Kogyo Kabushiki Kaisha
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Distance measuring apparatus
Patent number
6,122,450
Issue date
Sep 19, 2000
Asahi Kogaku Kogyo Kabushiki Kaisha
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Distance measuring apparatus
Patent number
6,112,030
Issue date
Aug 29, 2000
Asahi Kogaku Kogyo Kabushiki Kaisha
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Distance measuring apparatus
Patent number
6,088,536
Issue date
Jul 11, 2000
Asahi Kogaku Kogyo Kabushiki Kaisha
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Distance measuring apparatus
Patent number
6,081,671
Issue date
Jun 27, 2000
Asahi Kogaku Kogyo Kabushiki Kaisha
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Distance measuring apparatus
Patent number
6,070,017
Issue date
May 30, 2000
Asahi Kogaku Kogyo Kabushiki Kaisha
Naoto Nakahara
G02 - OPTICS
Information
Patent Grant
Distance measuring apparatus
Patent number
5,923,910
Issue date
Jul 13, 1999
Asahi Kogaku Kogyo Kabushiki Kaisha
Naoto Nakahara
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
ZOOM ADJUSTMENT SYSTEM AND CAMERA
Publication number
20100149405
Publication date
Jun 17, 2010
HOYA CORPORATION
Naoto NAKAHARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FOCUS ADJUSTING METHOD AND FOCUS ADJUSTING DEVICE
Publication number
20090028539
Publication date
Jan 29, 2009
HOYA CORPORATION
Naoto NAKAHARA
G02 - OPTICS
Information
Patent Application
CAMERA HAVING AN AUTOFOCUSING SYSTEM
Publication number
20080316325
Publication date
Dec 25, 2008
HOYA CORPORATION
Naoto NAKAHARA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CAMERA HAVING AN IMAGE STABILIZER
Publication number
20080180536
Publication date
Jul 31, 2008
PENTAX CORPORATION
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CAMERA HAVING A FOCUS ADJUSTING SYSTEM AND A FACE RECOGNITION FUNCTION
Publication number
20080143866
Publication date
Jun 19, 2008
PENTAX CORPORATION
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CAMERA HAVING A FOCUS ADJUSTING SYSTEM AND A FACE RECOGNITION FUNCTION
Publication number
20080136958
Publication date
Jun 12, 2008
PENTAX CORPORATION
Naoto Nakahara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CAMERA HAVING A FOCUSING ADJUSTING SYSTEM
Publication number
20080055457
Publication date
Mar 6, 2008
PENTAX CORPORATION
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CAMERA HAVING A FOCUS ADJUSTING SYSTEM
Publication number
20070285556
Publication date
Dec 13, 2007
PENTAX CORPORATION
Naoto NAKAHARA
G02 - OPTICS
Information
Patent Application
FOCUS DETECTION METHOD AND FOCUS DETECTION DEVICE
Publication number
20070280666
Publication date
Dec 6, 2007
PENTAX CORPORATION
Naoto NAKAHARA
G02 - OPTICS
Information
Patent Application
FOCUS DETECTION METHOD AND FOCUS DETECTION DEVICE
Publication number
20070280665
Publication date
Dec 6, 2007
PENTAX CORPORATION
Naoto NAKAHARA
G02 - OPTICS
Information
Patent Application
CAMERA HAVING AN AUTOFOCUS SYSTEM
Publication number
20070140676
Publication date
Jun 21, 2007
PENTAX CORPORATION
Naoto NAKAHARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FOCUS ADJUSTMENT APPARATUS
Publication number
20070127138
Publication date
Jun 7, 2007
PENTAX CORPORATION
Naoto NAKAHARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Focus detection method and focus detection apparatus
Publication number
20060077280
Publication date
Apr 13, 2006
PENTAX CORPORATION
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Focus detection method and focus detection apparatus
Publication number
20060078323
Publication date
Apr 13, 2006
PENTAX CORPORATION
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Focus detection method and focus detection apparatus
Publication number
20050280735
Publication date
Dec 22, 2005
PENTAX CORPORATION
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Focus detection method and focus detection apparatus
Publication number
20050280734
Publication date
Dec 22, 2005
PENTAX CORPORATION
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Passive autofocus system for a camera
Publication number
20040202461
Publication date
Oct 14, 2004
PENTAX CORPORATION
Naoto Nakahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Lens drive control apparatus
Publication number
20020025151
Publication date
Feb 28, 2002
ASAHI KOGAKU KOGYO KABUSHIKI
Norio Numako
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Distance measuring apparatus
Publication number
20020021896
Publication date
Feb 21, 2002
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
Naoto Nakahara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Distance measuring apparatus
Publication number
20010024571
Publication date
Sep 27, 2001
ASAHI KOGAKU KOGYO BUSHIKI KAISHA
Naoto Nakahara
G02 - OPTICS