Katsuma; Toshiaki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Katsuma; Toshiaki.The latest application filed is for "imaging lens".

Company Profile

0.31.43

Katsuma; Toshiaki - Saitama-ken JP
Katsuma; Toshiaki - Saitama JP
KATSUMA; Toshiaki - Saitama-shi JP
Katsuma; Toshiaki - Tokyo JP
Katsuma; Toshiaki - Omiya JP
Katsuma, Toshiaki - Saitama City JP
Katsuma, Toshiaki - Omiya-shi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Imaging lens Grant 9,176,304 - Asami , et al. November 3, 2	2015-11-03
Imaging lens Grant 9,170,404 - Asami , et al. October 27, 2	2015-10-27
Imaging Lens App 20150212299 - YAMAKAWA; Hiromitsu ; et al.	2015-07-30
Imaging Lens App 20150205075 - ASAMI; Taro ; et al.	2015-07-23
Imaging Lens App 20150205074 - ASAMI; Taro ; et al.	2015-07-23
Imaging lens and imaging apparatus Grant 9,036,269 - Yamakawa , et al. May 19, 2	2015-05-19
Imaging lens and imaging apparatus Grant 9,030,764 - Asami , et al. May 12, 2	2015-05-12
Imaging lens and imaging apparatus Grant 9,019,634 - Asami , et al. April 28, 2	2015-04-28
Imaging lens and imaging apparatus Grant 8,902,516 - Asami , et al. December 2, 2	2014-12-02
Imaging Lens And Imaging Apparatus App 20140204477 - ASAMI; Taro ; et al.	2014-07-24
Imaging Lens And Imaging Apparatus App 20140204478 - ASAMI; Taro ; et al.	2014-07-24
Imaging Lens And Imaging Apparatus App 20140204479 - ASAMI; Taro ; et al.	2014-07-24
Imaging Lens And Imaging Apparatus App 20140104702 - YAMAKAWA; Hiromitsu ; et al.	2014-04-17
Objective lens, optical pickup device, and optical recording/reproducing apparatus Grant 8,345,356 - Katsuma , et al. January 1, 2	2013-01-01
Objective lens, optical pickup device having the same, and recording and/or reproducing apparatus for optical recording medium, equipped with the optical pickup device Grant 8,064,319 - Katsuma , et al. November 22, 2	2011-11-22
Objective lens, optical pickup device having the same, and recording and/or reproducing apparatus for optical recording medium, equipped with the optical pickup device Grant 8,009,544 - Katsuma , et al. August 30, 2	2011-08-30
Objective lens, optical pickup device, and optical recording/reproducing apparatus Grant 7,995,290 - Katsuma , et al. August 9, 2	2011-08-09
Molded Lens App 20110080646 - KATSUMA; Toshiaki ; et al.	2011-04-07
Optical element molding method and optical element Grant 7,755,852 - Katsuma , et al. July 13, 2	2010-07-13
Objective optical system and optical pickup device using it Grant 7,680,014 - Ori , et al. March 16, 2	2010-03-16
Molded Lens App 20090296227 - Katsuma; Toshiaki ; et al.	2009-12-03
Objective Lens, Optical Pickup Device, And Optical Recording/reproducing Apparatus App 20090285079 - Katsuma; Toshiaki ; et al.	2009-11-19
Objective Lens, Optical Pickup Device, And Optical Recording/reproducing Apparatus App 20090285078 - Katsuma; Toshiaki ; et al.	2009-11-19
Objective optical system for optical recording media and optical pickup device using it Grant 7,613,098 - Katsuma , et al. November 3, 2	2009-11-03
Molded lens Grant 7,589,914 - Katsuma , et al. September 15, 2	2009-09-15
Anamorphic aspherical beam focusing lens Grant 7,580,601 - Katsuma , et al. August 25, 2	2009-08-25
Objective Lens, Optical Pickup Device Having The Same, And Recording And/or Reproducing Apparatus For Optical Recording Medium, Equipped With The Optical Pickup Device App 20090129242 - KATSUMA; Toshiaki ; et al.	2009-05-21
Objective Lens, Optical Pickup Device Having The Same, And Recording And/or Reproducing Apparatus For Optical Recording Medium, Equipped With The Optical Pickup Device App 20090129241 - KATSUMA; Toshiaki ; et al.	2009-05-21
Objective Lens, Optical Pickup Device Having The Same, And Recording And/or Reproducing Apparatus For Optical Recording Medium, Equipped With The Optical Pickup Device App 20090129243 - KATSUMA; Toshiaki ; et al.	2009-05-21
Objective optical system and optical pickup device using it Grant 7,502,299 - Ori , et al. March 10, 2	2009-03-10
Optical Element Molding Method And Optical Element App 20090052056 - KATSUMA; Toshiaki ; et al.	2009-02-26
Objective lens for optical recording media and optical pickup device using it Grant 7,457,223 - Katsuma , et al. November 25, 2	2008-11-25
Objective optical system for optical recording media and optical pickup device using it Grant 7,443,779 - Kitahara , et al. October 28, 2	2008-10-28
Lens with reference mounting surface Grant 7,417,806 - Katsuma , et al. August 26, 2	2008-08-26
Molded lens App 20080019012 - Katsuma; Toshiaki ; et al.	2008-01-24
Optical recording media objective lens and optical pickup device using it Grant 7,298,687 - Kitahara , et al. November 20, 2	2007-11-20
Objective lens and optical pickup device using it Grant 7,286,463 - Kitahara , et al. October 23, 2	2007-10-23
Objective lens for different optical recording media and an optical pickup device utilizing it Grant 7,266,070 - Kitahara , et al. September 4, 2	2007-09-04
Coupling optical system for optical communications Grant 7,220,064 - Mori , et al. May 22, 2	2007-05-22
Objective optical system for optical recording media and optical pickup device using it App 20070025204 - Mori; Masao ; et al.	2007-02-01
Coupling optical system for optical communications App 20060262427 - Mori; Masao ; et al.	2006-11-23
Lens with reference mounting surface App 20060256454 - Katsuma; Toshiaki ; et al.	2006-11-16
Diffraction type optical pickup lens and optical pickup apparatus using the same Grant 7,072,272 - Yagi , et al. July 4, 2	2006-07-04
Objective optical system for optical recording media and optical pickup device using it App 20060109773 - Katsuma; Toshiaki ; et al.	2006-05-25
Objective optical system for optical recording media and optical pickup device using it App 20060098555 - Katsuma; Toshiaki ; et al.	2006-05-11
Objective optical system for optical recording media and optical pickup device using it App 20060077795 - Kitahara; Yu ; et al.	2006-04-13
Objective optical system for optical recording media and optical pickup device using the objective optical system App 20060077794 - Katsuma; Toshiaki ; et al.	2006-04-13
Objective optical system for optical recording media, optical pickup optical system, and optical pickup device using the optical pickup optical system App 20060077861 - Katsuma; Toshiaki ; et al.	2006-04-13
Diffraction type lens which converges two wavelengths of light Grant 6,970,412 - Katsuma November 29, 2	2005-11-29
Objective optical system and optical pickup device using it App 20050259554 - Katsuma, Toshiaki ; et al.	2005-11-24
Objective optical system for optical recording media and optical pickup device using it App 20050141392 - Kitahara, Yu ; et al.	2005-06-30
Objective optical system and optical pickup device using it App 20050117496 - Ori, Tetsuya ; et al.	2005-06-02
Anamorphic aspherical beam focusing lens App 20050111338 - Katsuma, Toshiaki ; et al.	2005-05-26
Objective lens and optical pickup device using it App 20050105448 - Kitahara, Yu ; et al.	2005-05-19
Objective optical system and optical pickup device using it App 20050063283 - Ori, Tetsuya ; et al.	2005-03-24
Objective lens for optical recording media and optical pickup device using it App 20050041560 - Katsuma, Toshiaki ; et al.	2005-02-24
Optical recording media objective lens and optical pickup device using it App 20040264353 - Kitahara, Yu ; et al.	2004-12-30
Objective lens for different optical recording media and an optical pickup device utilizing it App 20040202087 - Kitahara, Yu ; et al.	2004-10-14
Aperture limiting element and optical pickup device utilizing it App 20040184385 - Katsuma, Toshiaki ; et al.	2004-09-23
Objective lens for optical recording medium and optical pickup device using it Grant 6,781,771 - Kitahara , et al. August 24, 2	2004-08-24
Objective lens for optical recording medium and optical pickup device using it App 20030223124 - Kitahara, Yu ; et al.	2003-12-04
Objective lens for optical recording media and optical pickup apparatus using the same Grant 6,646,817 - Katsuma November 11, 2	2003-11-11
Objective lens for optical recording medium and optical pickup apparatus App 20030090987 - Kitahara, You ; et al.	2003-05-15
Achromatic beam shaping prism Grant 6,552,851 - Katsuma April 22, 2	2003-04-22
Diffraction type lens and optical pickup apparatus using the same Grant 6,545,821 - Katsuma April 8, 2	2003-04-08
Diffraction Type Lens And Optical Pickup Apparatus Using The Same App 20030043475 - Katsuma, Toshiaki	2003-03-06
Diffraction type optical pickup lens and optical pickup apparatus using the same App 20020131175 - Yagi, Kaneyoshi ; et al.	2002-09-19
Objective lens for optical recording media and optical pickup apparatus using the same App 20020063972 - Kawabata, Masato ; et al.	2002-05-30
Objective lens for optical recording media and optical pickup apparatus using the same App 20020041450 - Katsuma, Toshiaki	2002-04-11
Achromatic beam shaping prism App 20020024733 - Katsuma, Toshiaki	2002-02-28
Objective lens for optical recording media and optical pickup apparatus using the same App 20020012175 - Katsuma, Toshiaki	2002-01-31
Diffraction type lens and optical pickup apparatus using the same App 20010024414 - Katsuma, Toshiaki	2001-09-27
Diffraction type filter having an aberration correction function and wave length selectivity Grant 6,166,854 - Katsuma December 26, 2	2000-12-26
Variable magnification duplicator lens system Grant 4,953,958 - Katsuma , et al. September 4, 1	1990-09-04

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