Uetsuka; Hisato

Patent Applications and Registrations

Patent applications and USPTO patent grants for Uetsuka; Hisato.The latest application filed is for "light beam switching element, assembly of same, and control method for same".

Company Profile

5.23.16

Uetsuka; Hisato - Ibaraki JP
Uetsuka; Hisato - Tsukuba JP
Uetsuka; Hisato - Tsukuba-shi JP
Uetsuka; Hisato - Hitachi N/A JP
Uetsuka; Hisato - Tokyo JP
Uetsuka, Hisato - Hitachi-shi JP
Uetsuka; Hisato - Ibaraki-ken 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
Light beam switching element, assembly of same, and control method for same Grant 11,327,381 - Uetsuka May 10, 2	2022-05-10
Light Beam Switching Element, Assembly Of Same, And Control Method For Same App 20220091456 - UETSUKA; Hisato	2022-03-24
High-speed optical switching engine Grant 11,099,446 - Uetsuka August 24, 2	2021-08-24
Optical beam deflection element and module Grant 10,989,981 - Uetsuka , et al. April 27, 2	2021-04-27
Circular Polarization-type Polarization Diversity Element, Scanning Element Using Same, And Lidar App 20200300992 - UETSUKA; Hisato	2020-09-24
High-speed Optical Switching Engine App 20200225514 - UETSUKA; Hisato	2020-07-16
Optical Beam Deflection Element And Module App 20200209705 - Uetsuka; Hisato ; et al.	2020-07-02
Light beam deflecting element, wavelength-selective cross-connect device using same, and optical cross-connect device Grant 10,613,412 - Uetsuka , et al.	2020-04-07
Light Beam Deflecting Element, Wavelength-selective Cross-connect Device Using Same, And Optical Cross-connect Device App 20180143508 - Uetsuka; Hisato ; et al.	2018-05-24
Wavelength Cross Connect Device App 20130272650 - Ishikawa; Hiroshi ; et al.	2013-10-17
Wavelength domain optical switch Grant 8,503,836 - Ishikawa , et al. August 6, 2	2013-08-06
Optical waveguide-type wavelength domain switch Grant 8,229,258 - Ishikawa , et al. July 24, 2	2012-07-24
Wavelength Domain Optical Switch App 20110182545 - Ishikawa; Hiroshi ; et al.	2011-07-28
Optical waveguide-type wavelength domain switch App 20100067900 - Ishikawa; Hiroshi ; et al.	2010-03-18
Waveguide type wavelength domain optical switch Grant 7,567,736 - Ishikawa , et al. July 28, 2	2009-07-28
Diffraction grating and dispersion compensation circuit Grant 7,496,256 - Tsuda , et al. February 24, 2	2009-02-24
Waveguide type wavelength domain optical switch App 20080298738 - Ishikawa; Hiroshi ; et al.	2008-12-04
Diffraction grating and dispersion compensation circuit App 20080056643 - Tsuda; Hiroyuki ; et al.	2008-03-06
Waveguide type variable optical attenuator Grant 6,980,707 - Chiba , et al. December 27, 2	2005-12-27
Waveguide-type optical multiplexer/demultiplexer Grant 6,947,631 - Arai , et al. September 20, 2	2005-09-20
Optical multiplexer/demultiplexer Grant 6,724,954 - Arai , et al. April 20, 2	2004-04-20
Waveguide type variable optical attenuator App 20040047583 - Chiba, Takafumi ; et al.	2004-03-11
Method and apparatus for reducing optical insertion loss in planar lightwave circuits through dielectric perturbation optimization Grant 6,668,107 - DePue , et al. December 23, 2	2003-12-23
Optical multiplexer/demultiplexer Grant 6,631,223 - Arai , et al. October 7, 2	2003-10-07
Method and apparatus for reducing optical insertion loss in planar lightwave circuits through dielectric perturbation optimization App 20030123778 - DePue, Marshall Thomas ; et al.	2003-07-03
Waveguide-type optical multiplexer/demultiplexer App 20030091071 - Arai, Hideaki ; et al.	2003-05-15
Optical wavelength multiplexer/demultiplexer Grant 6,549,696 - Uetsuka , et al. April 15, 2	2003-04-15
Array waveguide grating and method of manufacture thereof App 20030007728 - Uetsuka, Hisato ; et al.	2003-01-09
Optical multiplexer/demultiplexer App 20010051018 - Arai, Hideaki ; et al.	2001-12-13
Optical multiplexer/Demultiplexer App 20010048786 - Arai, Hideaki ; et al.	2001-12-06
Optical wavelength multiplexer/demultiplexer Grant 6,069,990 - Okawa , et al. May 30, 2	2000-05-30
Photocoupler and method for producing the same Grant 6,021,239 - Minami , et al. February 1, 2	2000-02-01
Waveguide type grating device Grant 5,995,691 - Arai , et al. November 30, 1	1999-11-30
Optical waveguide, method of making the same and integrated optical device Grant 5,903,697 - Yamada , et al. May 11, 1	1999-05-11
Optical device formed with grating therein, add/drop filter using same, and method of fabricating same Grant 5,848,207 - Uetsuka , et al. December 8, 1	1998-12-08
Optical device having switching function Grant 5,812,709 - Arai , et al. September 22, 1	1998-09-22
Guided-wave optical multi/demultiplexer Grant 5,499,308 - Arai , et al. March 12, 1	1996-03-12
Directional coupler for coupling single-polarization optical fibers Grant 4,753,497 - Fujii , et al. June 28, 1	1988-06-28

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