Sugitani; Kiichi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sugitani; Kiichi.The latest application filed is for "optical network device and method for monitoring transmission line".

Company Profile

0.11.14

Sugitani; Kiichi - Fukuoka JP
Sugitani; Kiichi - Yokohama JP
Sugitani; Kiichi - Kawasaki 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
Encoding circuit, decoding circuit, encoding method, and decoding method Grant 11,418,284 - Koganei , et al. August 16, 2	2022-08-16
Optical Network Device And Method For Monitoring Transmission Line App 20220209884 - TAJIMA; Kazuyuki ; et al.	2022-06-30
Encoding circuit, decoding circuit, and encoding method Grant 11,283,542 - Koganei , et al. March 22, 2	2022-03-22
Encoding Circuit, Decoding Circuit, And Encoding Method App 20210218496 - Koganei; Yohei ; et al.	2021-07-15
Encoding Circuit, Decoding Circuit, Encoding Method, And Decoding Method App 20200366408 - Koganei; Yohei ; et al.	2020-11-19
Optical transmission device, transmission system, and transmission method Grant 9,787,396 - Sugitani , et al. October 10, 2	2017-10-10
Optical Transmission Device, Transmission System, And Transmission Method App 20170026114 - SUGITANI; KIICHI ; et al.	2017-01-26
Optical receiver and optical receiving method Grant 9,215,011 - Sugitani , et al. December 15, 2	2015-12-15
Optical Receiver And Optical Receiving Method App 20150125150 - Sugitani; Kiichi ; et al.	2015-05-07
Optical receiver, optical reception method and optical reception system Grant 8,934,789 - Sugitani , et al. January 13, 2	2015-01-13
Optical Receiver, Optical Reception Method And Optical Reception System App 20140119731 - Sugitani; Kiichi ; et al.	2014-05-01
Signal Processing Apparatus And Method App 20140064345 - Sugitani; Kiichi ; et al.	2014-03-06
Phase synchronization apparatus and digital coherent light receiver Grant 8,553,825 - Sugitani , et al. October 8, 2	2013-10-08
Distortion compensating apparatus, optical receiving apparatus, and optical transmitting and receiving system Grant 8,447,190 - Tanimura , et al. May 21, 2	2013-05-21
Phase Synchronization Apparatus And Digital Coherent Light Receiver App 20100239269 - SUGITANI; Kiichi ; et al.	2010-09-23
Distortion Compensating Apparatus, Optical Receiving Apparatus, And Optical Transmitting And Receiving System App 20100196017 - TANIMURA; Takahito ; et al.	2010-08-05
Device and method for network monitoring Grant 7,577,098 - Tamura , et al. August 18, 2	2009-08-18
Layer 2 loop detection system Grant 7,496,055 - Sugitani , et al. February 24, 2	2009-02-24
Device and method for network monitoring App 20060209699 - Tamura; Nobuyuki ; et al.	2006-09-21
Loop frame detecting device and method for detecting loop frame App 20060013141 - Mutoh; Ryoichi ; et al.	2006-01-19
Layer 2 loop detection system App 20050220036 - Sugitani, Kiichi ; et al.	2005-10-06
Optical cross-connect device and method of optical communication control App 20050213875 - Sugitani, Kiichi ; et al.	2005-09-29
Optical path cross connect apparatus and switching method thereof App 20030123785 - Sugitani, Kiichi ; et al.	2003-07-03

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