Maruyama; Takesuke

Patent Applications and Registrations

Patent applications and USPTO patent grants for Maruyama; Takesuke.The latest application filed is for "objective lens design method, lens, and optical system, optical head, and optical disc apparatus using the same".

Company Profile

0.21.18

Maruyama; Takesuke - Yokohama JP
Maruyama; Takesuke - Ibaraki-shi JP
Maruyama; Takesuke - Yokohama-shi JP
Maruyama; Takesuke - Totsuka-cho 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
Objective lens design method, lens, and optical system, optical head, and optical disc apparatus using the same Grant 7,733,578 - Sugi , et al. June 8, 2	2010-06-08
Objective Lens Design Method, Lens, And Optical System, Optical Head, And Optical Disc Apparatus Using The Same App 20080279083 - Sugi; Yasuyuki ; et al.	2008-11-13
Objective lens design method, lens, and optical system, optical head, and optical disc apparatus using the same Grant 7,414,796 - Sugi , et al. August 19, 2	2008-08-19
Objective lens optical system App 20080106997 - Kanai; Tomonori ; et al.	2008-05-08
Optical unit and image display apparatus Grant 7,327,520 - Ohuchi , et al. February 5, 2	2008-02-05
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same Grant 7,152,978 - Konuma , et al. December 26, 2	2006-12-26
Optical unit and image display apparatus App 20060256443 - Ohuchi; Satoshi ; et al.	2006-11-16
Optical unit and image display apparatus Grant 7,106,518 - Ohuchi , et al. September 12, 2	2006-09-12
Optical unit and image display apparatus App 20060012883 - Ohuchi; Satoshi ; et al.	2006-01-19
Objective lens design method, lens, and optical system, optical head, and optical disc apparatus using the same Grant 6,965,482 - Sugi , et al. November 15, 2	2005-11-15
Optical unit and image display apparatus Grant 6,963,453 - Ohuchi , et al. November 8, 2	2005-11-08
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same App 20050083490 - Konuma, Nobuhiko ; et al.	2005-04-21
Obective lens design method, lens, and optical system, optical head, and optical disc apparatus using the same App 20050063284 - Sugi, Yasuyuki ; et al.	2005-03-24
Objective lens design method, lens, and optical system, optical head, and optical disc apparatus using the same Grant 6,836,378 - Sugi , et al. December 28, 2	2004-12-28
Objective lens design method, lens, and optical system, optical head, and optical disc apparatus using the same App 20040257673 - Sugi, Yasuyuki ; et al.	2004-12-23
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same Grant 6,824,273 - Konuma , et al. November 30, 2	2004-11-30
Optical unit and image display apparatus App 20040190147 - Ohuchi, Satoshi ; et al.	2004-09-30
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same Grant 6,783,245 - Konuma , et al. August 31, 2	2004-08-31
Array lens, lighting optical system, optical unit and imaging apparatus Grant 6,741,396 - Ohuchi , et al. May 25, 2	2004-05-25
Objective lens design method, lens and optical system, optical head, and optical disc apparatus using the same App 20040062181 - Sugi, Yasuyuki ; et al.	2004-04-01
Objective lens design method, lens, and optical system, optical head, and optical disc apparatus using the same Grant 6,678,096 - Sugi , et al. January 13, 2	2004-01-13
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same App 20030206276 - Konuma, Nobuhiko ; et al.	2003-11-06
Array lens, lighting optical system, optical unit and imaging apparatus App 20030202250 - Ohuchi, Satoshi ; et al.	2003-10-30
Objective lens design method, lens, and optical system, optical head, and optical disc apparatus using the same App 20030142414 - Sugi, Yasuyuki ; et al.	2003-07-31
Array lens, lighting optical system, optical unit and imaging apparatus App 20020154412 - Ohuchi, Satoshi ; et al.	2002-10-24
Image forming unit, enlarging unit, optical parts, and image display apparatus having these components Grant 6,462,794 - Yoshikawa , et al. October 8, 2	2002-10-08
Array lens, lighting optical system, optical unit and imaging apparatus App 20020114079 - Ohuchi, Satoshi ; et al.	2002-08-22
Array lens, lighting optical system, optical unit and imaging apparatus Grant 6,411,440 - Ohuchi , et al. June 25, 2	2002-06-25
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same Grant 6,290,360 - Konuma , et al. September 18, 2	2001-09-18
Array lens, lighting optical system, optical unit and imaging apparatus App 20010010596 - Ohuchi, Satoshi ; et al.	2001-08-02
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same App 20010008439 - Konuma, Nobuhiko ; et al.	2001-07-19
Array lens, lighting optical system, optical unit and imaging apparatus App 20010002154 - Ohuchi, Satoshi ; et al.	2001-05-31
Projection type liquid crystal display device App 20010000056 - Kakuda, Takashi ; et al.	2001-03-22
Array lens, lighting optical system, optical unit and imaging apparatus Grant 6,201,645 - Ohuchi , et al. March 13, 2	2001-03-13
Liquid crystal display with pixel shape same as image of light source through microlens Grant 5,455,694 - Ariki , et al. October 3, 1	1995-10-03
Light scanning system Grant 4,941,719 - Hisada , et al. July 17, 1	1990-07-17
Automatic focusing system Grant 4,920,420 - Sano , et al. April 24, 1	1990-04-24
Automatic focusing apparatus for use in video camera and the like Grant 4,842,387 - Murakami , et al. June 27, 1	1989-06-27
Lens system with plastic lenses compensating for temperature changes Grant 4,557,567 - Azumi , et al. December 10, 1	1985-12-10

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