Hayakawa; Akinori

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hayakawa; Akinori.The latest application filed is for "optical circuit module, optical transceiver using the same, and semiconductor photonic device".

Company Profile

0.19.17

Hayakawa; Akinori - Sagamihara JP
Hayakawa; Akinori - Kawasaki N/A 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 circuit module, optical transceiver using the same, and semiconductor photonic device Grant 10,151,877 - Hayakawa Dec	2018-12-11
Optical modulation apparatus, optical transmitter and controlling method for optical modulator Grant 9,979,489 - Hayakawa May 22, 2	2018-05-22
Optical functional device, optical receiving apparatus and optical transmission apparatus Grant 9,874,709 - Hayakawa January 23, 2	2018-01-23
Optical Circuit Module, Optical Transceiver Using The Same, And Semiconductor Photonic Device App 20170351024 - Hayakawa; Akinori	2017-12-07
Optical Modulation Apparatus, Optical Transmitter And Controlling Method For Optical Modulator App 20170155451 - Hayakawa; Akinori	2017-06-01
Optical modulation apparatus, optical transmitter and controlling method for optical modulator Grant 9,606,417 - Hayakawa March 28, 2	2017-03-28
Optical Functional Device, Optical Receiving Apparatus And Optical Transmission Apparatus App 20160161691 - Hayakawa; Akinori	2016-06-09
Optical resonator apparatus, optical transmitter and controlling method for optical resonator Grant 9,348,154 - Hayakawa May 24, 2	2016-05-24
Optical device and optical module Grant 9,235,001 - Sekiguchi , et al. January 12, 2	2016-01-12
Optical semiconductor device and method of manufacturing the same Grant 9,225,147 - Hayakawa , et al. December 29, 2	2015-12-29
Optical Device And Optical Module App 20150323738 - Sekiguchi; Shigeaki ; et al.	2015-11-12
Optical Modulation Apparatus, Optical Transmitter And Controlling Method For Optical Modulator App 20150316794 - Hayakawa; Akinori	2015-11-05
Optical Resonator Apparatus, Optical Transmitter And Controlling Method For Optical Resonator App 20150132015 - Hayakawa; Akinori	2015-05-14
Optical semiconductor element, semiconductor laser, and method of manufacturing optical semiconductor element Grant 8,891,159 - Hayakawa November 18, 2	2014-11-18
Optical semiconductor device Grant 8,818,142 - Hayakawa August 26, 2	2014-08-26
Optical modulation device, driving method of optical modulation device, and manufacturing method of optical modulation device Grant 8,666,200 - Takabayashi , et al. March 4, 2	2014-03-04
Light emitting device and method of controlling light emitting device Grant 8,654,803 - Hayakawa February 18, 2	2014-02-18
Optical Semiconductor Device And Method Of Manufacturing The Same App 20140036948 - HAYAKAWA; Akinori ; et al.	2014-02-06
Optical Modulation Device, Driving Method Of Optical Modulation Device, And Manufacturing Method Of Optical Modulation Device App 20130108204 - TAKABAYASHI; Kazumasa ; et al.	2013-05-02
Light Emitting Device And Method Of Controlling Light Emitting Device App 20130107900 - HAYAKAWA; Akinori	2013-05-02
Optical waveguide device, its manufacture method, laser module and optical transmission system Grant 8,401,352 - Hayakawa , et al. March 19, 2	2013-03-19
Optical Semiconductor Device App 20120243820 - HAYAKAWA; Akinori	2012-09-27
Optical Semiconductor Element, Semiconductor Laser, And Method Of Manufacturing Optical Semiconductor Element App 20120236394 - Hayakawa; Akinori	2012-09-20
Optical semiconductor device and driving method thereof Grant 8,073,033 - Hayakawa , et al. December 6, 2	2011-12-06
Optical semiconductor device Grant 7,983,318 - Hayakawa July 19, 2	2011-07-19
Optical Waveguide Device, Its Manufacture Method, Laser Module And Optical Transmission System App 20100247031 - Hayakawa; Akinori ; et al.	2010-09-30
Optical Semiconductor Device And Driving Method Thereof App 20100061414 - Hayakawa; Akinori ; et al.	2010-03-11
Optical Semiconductor Device App 20100020840 - Hayakawa; Akinori	2010-01-28
Optical semiconductor device and driving method thereof Grant 7,633,984 - Hayakawa , et al. December 15, 2	2009-12-15
Optical semiconductor device and driving method thereof App 20060222033 - Hayakawa; Akinori ; et al.	2006-10-05
Tunable wavelength laser Grant 7,112,827 - Hayakawa , et al. September 26, 2	2006-09-26
Photosemiconductor device App 20050286582 - Hayakawa, Akinori ; et al.	2005-12-29
Photosemiconductor device, method for fabricating photosemiconductor device and method for driving photosemiconductor device App 20040119079 - Hayakawa, Akinori ; et al.	2004-06-24

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