Yasuhara; Kenji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yasuhara; Kenji.The latest application filed is for "optical line monitoring apparatus and optical line monitoring method".

Company Profile

0.5.5

Yasuhara; Kenji - Sakura JP
Yasuhara; Kenji - Sakura-shi JP
Yasuhara; Kenji - Chiba-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
Optical line monitoring apparatus and optical line monitoring method Grant 8,315,517 - Nakajima , et al. November 20, 2	2012-11-20
Optical line monitoring apparatus and optical line monitoring method Grant 8,290,363 - Nakajima , et al. October 16, 2	2012-10-16
Optical line monitoring apparatus and optical line monitoring method Grant 8,270,828 - Nakajima , et al. September 18, 2	2012-09-18
Identification display device Grant 8,141,778 - Yamada , et al. March 27, 2	2012-03-27
Optical Line Monitoring Apparatus And Optical Line Monitoring Method App 20110311220 - Nakajima; Toshiaki ; et al.	2011-12-22
Optical Line Monitoring Apparatus And Optical Line Monitoring Method App 20110311218 - Nakajima; Toshiaki ; et al.	2011-12-22
Optical transmission line monitoring device, optical transmission line monitoring method, and computer program Grant 7,738,787 - Nakajima , et al. June 15, 2	2010-06-15
Identification Display Device App 20100090003 - YAMADA; Yuji ; et al.	2010-04-15
Optical Line Monitoring Apparatus And Optical Line Monitoring Method App 20090190921 - NAKAJIMA; TOSHIAKI ; et al.	2009-07-30
Optical Transmission Line Monitoring Device, Optical Transmission Line Monitoring Method, And Computer Program App 20080085114 - NAKAJIMA; Toshiaki ; et al.	2008-04-10

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