OGAWA; Kensuke

Patent Applications and Registrations

Patent applications and USPTO patent grants for OGAWA; Kensuke.The latest application filed is for "optical modulation element".

Company Profile

3.38.33

OGAWA; Kensuke - Meguro JP
Ogawa; Kensuke - Tokyo JP
Ogawa; Kensuke - Sakura JP
Ogawa; Kensuke - Sakura-shi JP
Ogawa; Kensuke - Hachioji JP
Ogawa, Kensuke - Hachioji-shi JP
Ogawa; Kensuke - Hachiouji 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
Optical Modulation Element App 20220244582 - OGAWA; Kensuke	2022-08-04
Electro-optic waveguide device and optical module Grant 10,921,517 - Ogawa , et al. February 16, 2	2021-02-16
Optical waveguide element Grant 10,627,572 - Ogawa	2020-04-21
Electro-optic Waveguide Device And Optical Module App 20200064548 - OGAWA; Kensuke ; et al.	2020-02-27
Optical Waveguide Element App 20180348430 - Ogawa; Kensuke	2018-12-06
Optical receiver circuit and adjustment method for same Grant 10,014,953 - Ogawa July 3, 2	2018-07-03
Optical waveguide element Grant 9,927,637 - Ogawa March 27, 2	2018-03-27
Optical waveguide device and method of manufacturing the same Grant 9,880,404 - Ogawa , et al. January 30, 2	2018-01-30
Optical waveguide device having a light absorber for split out modes Grant 9,857,534 - Kusaka , et al. January 2, 2	2018-01-02
Optical waveguide element, light-receiving device, optical communication device, optical modulator, optical resonator, and method for manufacturing optical waveguide element Grant 9,857,533 - Kusaka , et al. January 2, 2	2018-01-02
Optical modulation device Grant 9,817,294 - Goi , et al. November 14, 2	2017-11-14
Optical integrated circuit Grant 9,726,822 - Ogawa August 8, 2	2017-08-08
Optical Waveguide Element, Light-receiving Device, Optical Communication Device, Optical Modulator, Optical Resonator, And Method For Manufacturing Optical Waveguide Element App 20170176681 - Kusaka; Hiroyuki ; et al.	2017-06-22
Optical Waveguide Element App 20170168326 - Ogawa; Kensuke	2017-06-15
Optical Receiver Circuit And Adjustment Method For Same App 20170099110 - OGAWA; Kensuke	2017-04-06
High-order polarization conversion device, optical waveguide device, and DP-QPSK modulator Grant 9,557,482 - Oka , et al. January 31, 2	2017-01-31
Optical Waveguide Device And Method Of Manufacturing The Same App 20170023810 - OGAWA; Kensuke ; et al.	2017-01-26
Polarization conversion element Grant 9,529,151 - Goi , et al. December 27, 2	2016-12-27
Optical waveguide element and optical modulator Grant 9,448,425 - Ogawa , et al. September 20, 2	2016-09-20
Polarization Conversion Element App 20160178842 - GOI; Kazuhiro ; et al.	2016-06-23
High-order Polarization Conversion Device, Optical Waveguide Device, And Dp-qpsk Modulator App 20160178841 - OKA; Akira ; et al.	2016-06-23
Planar optical waveguide device and DP-QPSK modulator Grant 9,335,472 - Oka , et al. May 10, 2	2016-05-10
Optical Waveguide Element And Optical Modulator App 20150293384 - OGAWA; Kensuke ; et al.	2015-10-15
Optical Modulation Device App 20150293427 - GOI; Kazuhiro ; et al.	2015-10-15
Optical Waveguide Device App 20150241633 - Kusaka; Hiroyuki ; et al.	2015-08-27
Optical element and Mach-Zehnder optical waveguide element Grant 9,110,348 - Goi , et al. August 18, 2	2015-08-18
Planar Optical Waveguide Device And Dp-qpsk Modulator App 20150104128 - OKA; Akira ; et al.	2015-04-16
Polarization conversion device Grant 9,008,476 - Oka , et al. April 14, 2	2015-04-14
Polarization Conversion Device App 20150003782 - OKA; Akira ; et al.	2015-01-01
Phase shift interferometer Grant 8,842,288 - Ogawa September 23, 2	2014-09-23
Planar optical waveguide element, chromatic dispersion compensator, optical filter, optical resonator and methods for designing the element, chromatic dispersion compensator, optical filter and optical resonator Grant 8,824,044 - Ogawa , et al. September 2, 2	2014-09-02
Optical Element And Mach-zehnder Optical Waveguide Element App 20140233878 - GOI; Kazuhiro ; et al.	2014-08-21
Chromatic dispersion measurement device and chromatic dispersion measurement method for measuring the dispersion of light pulses Grant 8,699,013 - Ogawa April 15, 2	2014-04-15
Phase Shift Interferometer App 20140029012 - OGAWA; Kensuke	2014-01-30
Planar optical waveguide element, chromatic dispersion compensator, optical filter, optical resonator and methods for designing the element, chromatic dispersion compensator, optical filter and optical resonator Grant 8,542,970 - Ogawa , et al. September 24, 2	2013-09-24
Chromatic Dispersion Measurement Device And Chromatic Dispersion Measurement Method Using The Same App 20130229662 - OGAWA; Kensuke	2013-09-05
Optical Waveguide-type Wavelength Dispersion Compensation Device And Manufacturing Method Thereof App 20130183440 - GUAN; Ning ; et al.	2013-07-18
Planar Optical Waveguide Element, Chromatic Dispersion Compensator, Optical Filter, Optical Resonator And Methods For Designing The Element, Chromatic Dispersion Compensator, Optical Filter And Optical Resonator App 20130129293 - OGAWA; Kensuke ; et al.	2013-05-23
Manufacturing method of planar optical waveguide device with grating structure Grant 8,404,133 - Sakuma , et al. March 26, 2	2013-03-26
Planar optical waveguide element, chromatic dispersion compensator, methods for designing chromatic dispersion compensator, optical filter, methods for designing optical filter, optical resonator and methods for designing optical resonator Grant 8,270,790 - Ogawa , et al. September 18, 2	2012-09-18
Optical waveguide element, chromatic dispersion compensator, methods for designing chromatic dispersion compensator, optical filter, methods for designing optical filter, optical resonator and methods for designing optical resonator Grant 8,270,789 - Ogawa , et al. September 18, 2	2012-09-18
Manufacturing method of planar optical waveguide device with grating structure Grant 8,227,178 - Sakuma , et al. July 24, 2	2012-07-24
Manufacturing Method Of Planar Optical Waveguide Device With Grating Structure App 20110053095 - SAKUMA; Ken ; et al.	2011-03-03
Manufacturing Method Of Planar Optical Waveguide Device With Grating Structure App 20110049735 - Sakuma; Ken ; et al.	2011-03-03
Planar Optical Waveguide Element, Chromatic Dispersion Compensator, Optical Filter, Optical Resonator And Methods For Designing The Element, Chromatic Dispersion Compensator, Optical Filter And Optical Resonator App 20110013269 - OGAWA; Kensuke ; et al.	2011-01-20
Planar Optical Waveguide Element, Chromatic Dispersion Compensator, Methods For Designing Chromatic Dispersion Compensator, Optical Filter, Methods For Designing Optical Filter, Optical Resonator And Methods For Designing Optical Resonator App 20100329608 - OGAWA; Kensuke ; et al.	2010-12-30
Planar Optical Waveguide Element, Chromatic Dispersion Compensator, Optical Filter, Optical Resonator And Methods For Designing The Element, Chromatic Dispersion Compensator, Optical Filter And Optical Resonator App 20100322559 - Ogawa; Kensuke ; et al.	2010-12-23
Optical Waveguide Element, Chromatic Dispersion Compensator, Methods For Designing Chromatic Dispersion Compensator, Optical Filter, Methods For Designing Optical Filter, Optical Resonator And Methods For Designing Optical Resonator App 20100322558 - OGAWA; Kensuke ; et al.	2010-12-23
Optical Waveguide-type Wavelength Dispersion Compensation Device And Manufacturing Method Thereof App 20100316341 - GUAN; Ning ; et al.	2010-12-16
Optical Waveguide, Method For Manufacturing The Optical Waveguide, And Optical Device Provided With The Optical Waveguide App 20100254656 - GUAN; Ning ; et al.	2010-10-07
Dispersion compensation element, optical crystal, dispersion compensation system, dispersion compensation method Grant 7,515,785 - Ogawa , et al. April 7, 2	2009-04-07
Detection device, optical path length measurement device, measurement instrument, optical member evaluation method, and temperature change detection method Grant 7,426,038 - Ogawa September 16, 2	2008-09-16
Detection device, optical path length measurement device, measurement instrument, optical member evaluation method, and temperature change detection method App 20060132793 - Ogawa; Kensuke	2006-06-22
Dispersion compensation device Grant 7,065,280 - Ogawa , et al. June 20, 2	2006-06-20
Instruments of optical pulse characterization Grant 7,053,996 - Ogawa May 30, 2	2006-05-30
Dispersion Compensation Device App 20060093299 - Ogawa; Kensuke ; et al.	2006-05-04
Dispersion compensation element, optical crystal, dispersion compensation system, dispersion compensation method App 20060051016 - Ogawa; Kensuke ; et al.	2006-03-09
Instruments of optical pulse characterization App 20050058449 - Ogawa, Kensuke	2005-03-17
Instruments of optical pulse characterization Grant 6,819,428 - Ogawa November 16, 2	2004-11-16
Adaptive dispersion compensation device and control method for the same Grant 6,674,931 - Wakabayashi , et al. January 6, 2	2004-01-06
Adaptive dispersion compensation device and control method for the same App 20030138197 - Wakabayashi, Shinichi ; et al.	2003-07-24
Instruments of optical pulse characterization App 20030011776 - Ogawa, Kensuke	2003-01-16
Superconductized semiconductor device using penetrating Cooper pairs Grant 5,455,451 - Usagawa , et al. October 3, 1	1995-10-03
Semiconductor device using whiskers Grant 5,362,972 - Yazawa , et al. November 8, 1	1994-11-08
Semiconductor optical device with nanowhiskers Grant 5,332,910 - Haraguchi , et al. July 26, 1	1994-07-26
Non-linear optical saturable absorber layer in an optical disk to discriminate wavelength above or below a threshold level of intensity Grant 5,315,573 - Nakao , et al. May 24, 1	1994-05-24
Optical quantum interference device/optical computer and method of modulating light using same Grant 5,091,980 - Ogawa , et al. February 25, 1	1992-02-25
Optical device Grant 5,033,810 - Inoue , et al. July 23, 1	1991-07-23
Optical quantum interference device and method of modulating light using same Grant 4,957,337 - Ogawa , et al. September 18, 1	1990-09-18

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