Sekiguchi; Shigeaki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sekiguchi; Shigeaki.The latest application filed is for "optical wiring module, optical transceiver, and optical coupling method".

Company Profile

0.12.12

Sekiguchi; Shigeaki - Zama JP
Sekiguchi; Shigeaki - 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 wiring module, optical transceiver, and optical coupling method Grant 10,001,607 - Aoki , et al. June 19, 2	2018-06-19
Optical Wiring Module, Optical Transceiver, And Optical Coupling Method App 20180031786 - Aoki; Tsuyoshi ; et al.	2018-02-01
Optical transmitter and method for controlling operation state of optical transmitter Grant 9,425,899 - Sekiguchi August 23, 2	2016-08-23
Optical Fiber Guide, Optical Waveguide Substrate Comprising Optical Fiber Guide, Optical Input-output Device, And Optical Fiber Mounting Method App 20160091667 - Nishizawa; Motoyuki ; et al.	2016-03-31
Optical device and optical module Grant 9,235,001 - Sekiguchi , et al. January 12, 2	2016-01-12
Optical Device And Optical Module App 20150323738 - Sekiguchi; Shigeaki ; et al.	2015-11-12
Spot Size Converter And Optical Apparatus App 20150117818 - Matsumoto; Takeshi ; et al.	2015-04-30
Optical switching apparatus and method Grant 8,923,659 - Sekiguchi December 30, 2	2014-12-30
Optical Transmitter And Method For Controlling Operation State Of Optical Transmitter App 20140321848 - SEKIGUCHI; Shigeaki	2014-10-30
Semiconductor optical device Grant 8,809,906 - Zhu , et al. August 19, 2	2014-08-19
Optical Switching Apparatus And Method App 20130243365 - SEKIGUCHI; Shigeaki	2013-09-19
Semiconductor optical amplifier and optical module Grant 8,472,109 - Tanaka , et al. June 25, 2	2013-06-25
Semiconductor Optical Device App 20130126941 - Zhu; Lei ; et al.	2013-05-23
Optical signal generator and method for adjusting the same having a reflecting mirror to define another cavity different from the cavity of a single mode laser Grant 8,420,993 - Sekiguchi April 16, 2	2013-04-16
Optical Signal Generator And Method For Adjusting The Same App 20110233379 - Sekiguchi; Shigeaki	2011-09-29
Semiconductor laser and semiconductor optical integrated device Grant 7,852,894 - Sekiguchi December 14, 2	2010-12-14
Semiconductor Optical Amplifier And Optical Module App 20100245990 - Tanaka; Shinsuke ; et al.	2010-09-30
Semiconductor Laser And Semiconductor Optical Integrated Device App 20090059988 - SEKIGUCHI; Shigeaki	2009-03-05
Optical semiconductor device Grant 6,872,966 - Akiyama , et al. March 29, 2	2005-03-29
Optical semiconductor device App 20040016920 - Akiyama, Suguru ; et al.	2004-01-29

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.