Ushigome; Reona

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ushigome; Reona.The latest application filed is for "diffractive optical element, optical system including diffractive optical element, imaging apparatus, and lens device".

Company Profile

0.27.25

Ushigome; Reona - Saitama JP
Ushigome; Reona - Saitama-shi JP
Ushigome; Reona - Utsunomiya JP
Ushigome; Reona - Utsonomiya N/A JP
USHIGOME; Reona - Utsunomiya-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
Diffractive optical element, optical system including diffractive optical element, imaging apparatus, and lens device Grant 10,670,875 - Kobayashi , et al.	2020-06-02
Diffractive optical element, optical system, and optical apparatus which reduce generation of unnecessary light Grant 10,133,084 - Ushigome November 20, 2	2018-11-20
Diffractive Optical Element, Optical System Including Diffractive Optical Element, Imaging Apparatus, And Lens Device App 20180284474 - Kobayashi; Mikio ; et al.	2018-10-04
Diffractive Optical Element, Optical System, And Optical Apparatus Which Reduce Generation Of Unnecessary Light App 20160334635 - Ushigome; Reona	2016-11-17
Diffractive optical element, optical system, and optical apparatus Grant 9,285,518 - Ushigome March 15, 2	2016-03-15
Wavelength Selective Polarizer, Optical System, And Projection-type Display Apparatus App 20150234197 - Ushigome; Reona	2015-08-20
Diffractive optical element, optical system, and optical apparatus Grant 8,941,923 - Ushigome January 27, 2	2015-01-27
Diffractive optical element having a reflective member disposed between different grating wall surfaces thereof, and optical system and optical apparatus having the diffractive optical element Grant 8,902,504 - Ushigome December 2, 2	2014-12-02
Diffraction Optical Element, Optical System, And Optical Apparatus App 20140247492 - Ushigome; Reona	2014-09-04
Diffractive optical element, optical system and optical apparatus Grant 8,755,119 - Ushigome June 17, 2	2014-06-17
Variable transmittance element, optical system, and optical apparatus utilizing electrochromic material Grant 8,730,554 - Ushigome May 20, 2	2014-05-20
Diffractive optical element containing grating surface and grating wall surface, and optical system having the same Grant 8,681,424 - Ushigome March 25, 2	2014-03-25
Diffractive optical element, optical system, and optical apparatus Grant 8,605,358 - Ushigome December 10, 2	2013-12-10
Diffractive optical element and optical system including the same Grant 8,520,304 - Ushigome August 27, 2	2013-08-27
Diffractive Optical Element, Optical System, And Optical Apparatus App 20130155514 - USHIGOME; Reona	2013-06-20
Variable Transmittance Element, Optical System, And Optical Apparatus Utilizing Electrochromic Material App 20130094073 - Ushigome; Reona	2013-04-18
Diffractive optical element and optical system using the same Grant 8,336,333 - Ushigome December 25, 2	2012-12-25
Image projection apparatus and image display system Grant 8,333,476 - Ushigome , et al. December 18, 2	2012-12-18
Diffractive Optical Element, Optical System And Optical Apparatus App 20120262788 - USHIGOME; Reona	2012-10-18
Optical system and image pickup apparatus having same Grant 8,279,526 - Momoki , et al. October 2, 2	2012-10-02
Diffractive Optical Element, Optical System, And Optical Apparatus App 20120087008 - Ushigome; Reona	2012-04-12
Diffractive optical element, optical system, and optical apparatus Grant 8,120,852 - Ushigome February 21, 2	2012-02-21
Diffractive Optical Element And Optical System Including The Same App 20120008209 - USHIGOME; Reona	2012-01-12
Diffractive Optical Element, Optical System, And Optical Apparatus App 20110304917 - USHIGOME; Reona	2011-12-15
Diffractive Optical Element, Optical System, And Optical Apparatus App 20110304915 - USHIGOME; Reona	2011-12-15
Diffractive Optical Element, Optical System, And Optical Apparatus App 20110304916 - USHIGOME; Reona	2011-12-15
Diffractive Optical Element, Optical System, And Optical Apparatus App 20110304918 - USHIGOME; Reona	2011-12-15
Optical element and image projection apparatus Grant 8,064,134 - Ushigome November 22, 2	2011-11-22
Diffractive optical element and optical system using the same Grant 7,916,394 - Ushigome March 29, 2	2011-03-29
Diffractive Optical Element Containing Grating Surface And Grating Wall Surface, And Optical System Having The Same App 20110013284 - Ushigome; Reona	2011-01-20
Polarization beam splitter and projection apparatus having the same Grant 7,816,640 - Ushigome October 19, 2	2010-10-19
Diffractive Optical Element And Optical System Using The Same App 20100252942 - Ushigome; Reona	2010-10-07
Image Projection Apparatus And Image Display System App 20100053559 - Ushigome; Reona ; et al.	2010-03-04
Wavelength-selective polarization conversion element, illumination optical system, projection display optical system, and image projection apparatus Grant 7,631,972 - Ushigome , et al. December 15, 2	2009-12-15
Diffractive Optical Element, Optical System, And Optical Apparatus App 20090231712 - Ushigome; Reona	2009-09-17
Polarizing beam splitter and projection apparatus having the same Grant 7,562,984 - Ushigome July 21, 2	2009-07-21
Optical System And Image Pickup Apparatus Having Same App 20090067053 - Momoki; Kazuhiko ; et al.	2009-03-12
Wavelength-selective polarization conversion element, projection displaying optical system and image projection apparatus Grant 7,472,995 - Yamauchi , et al. January 6, 2	2009-01-06
Diffractive Optical Element And Optical System Using The Same App 20080239493 - Ushigome; Reona	2008-10-02
Polarization Beam Splitter And Projection Apparatus Having The Same App 20080198333 - USHIGOME; Reona	2008-08-21
Polarization beam splitter and projection apparatus having the same Grant 7,379,242 - Ushigome May 27, 2	2008-05-27
Optical Element And Image Projection Apparatus App 20070291359 - USHIGOME; Reona	2007-12-20
Wavelength-selective Polarization Conversion Element, Illumination Optical System, Projection Display Optical System, And Image Projection Apparatus App 20070133631 - USHIGOME; Reona ; et al.	2007-06-14
Wavelength-selective Polarization Conversion Element, Projection Displaying Optical System And Image Projection Apparatus App 20070071043 - Yamauchi; Yu ; et al.	2007-03-29
Polarizing beam splitter and projection apparatus having the same App 20060044514 - Ushigome; Reona	2006-03-02
Polarization beam splitter and projection apparatus having the same App 20060028726 - Ushigome; Reona	2006-02-09

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