Takatsu; Kazuo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Takatsu; Kazuo.The latest application filed is for "optical transfer system, control device, optical transfer method, and transfer device".

Company Profile

0.19.8

Takatsu; Kazuo - Kawaguchi JP
Takatsu; Kazuo - Kawasaki N/A JP
Takatsu; Kazuo - Kanagawa JP
Takatsu, Kazuo - Kawasaki-shi 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 transfer system, control device, optical transfer method, and transfer device Grant 10,644,823 - Yuki , et al.	2020-05-05
Optical Transfer System, Control Device, Optical Transfer Method, And Transfer Device App 20190386767 - YUKI; Masahiro ; et al.	2019-12-19
Optical add drop multiplexer Grant 9,264,167 - Takatsu , et al. February 16, 2	2016-02-16
Optical transmission device and optical filter circuit Grant 8,977,130 - Takeguchi , et al. March 10, 2	2015-03-10
Optical switching device, optical add device, and optical drop device Grant 8,879,915 - Sakamoto , et al. November 4, 2	2014-11-04
Optical Transmission Device And Optical Filter Circuit App 20120207477 - TAKEGUCHI; Koji ; et al.	2012-08-16
Optical Transmission Equipment App 20120141121 - ITOH; Hiroyuki ; et al.	2012-06-07
Optical switching device, optical add device, and optical drop device App 20120128347 - Sakamoto; Takeshi ; et al.	2012-05-24
Optical Add Drop Multiplexer App 20120002964 - TAKATSU; Kazuo ; et al.	2012-01-05
Reception pointer processing apparatus in SDH transmission system Grant 7,359,316 - Fukunaga , et al. April 15, 2	2008-04-15
Frame synchronous pattern processing apparatus and frame synchronous pattern detection apparatus and method for detecting frame synchronous pattern Grant 7,151,783 - Nakamura , et al. December 19, 2	2006-12-19
Light wavelength-multiplexing systems Grant 6,919,987 - Takatsu , et al. July 19, 2	2005-07-19
Frame synchronous pattern processing apparatus and frame synchronous pattern detection apparatus and method for detecting frame synchronous pattern App 20040028088 - Nakamura, Yoshinori ; et al.	2004-02-12
Light wavelength-multiplexing systems App 20030025965 - Takatsu, Kazuo ; et al.	2003-02-06
Light wavelength-multiplexing systems Grant 6,441,955 - Takatsu , et al. August 27, 2	2002-08-27
Frame synchronous pattern processing apparatus and frame synchronous pattern detection apparatus and method for detecting frame synchronous pattern Grant 6,385,213 - Nakamura , et al. May 7, 2	2002-05-07
Light Wavelength-multiplexing Systems App 20020051284 - TAKATSU, KAZUO ; et al.	2002-05-02
Path switching device for transmission apparatus Grant 6,337,848 - Takatsu , et al. January 8, 2	2002-01-08
Reception pointer processing apparatus in SDH transmission system Grant 6,118,795 - Fukunaga , et al. September 12, 2	2000-09-12
Connection switching circuit for ring system Grant 5,909,175 - Yamasaki , et al. June 1, 1	1999-06-01
Optical terminal system having self-monitoring function Grant 5,557,437 - Sakai , et al. September 17, 1	1996-09-17
Routing system for linear add-drop multiplexer Grant 5,311,501 - Takatsu May 10, 1	1994-05-10
Method for phase compensation of optical regenerator equipment Grant 5,172,260 - Takatsu December 15, 1	1992-12-15
Drop/insert channel selecting system Grant 5,134,609 - Mori , et al. July 28, 1	1992-07-28

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