Araya; Katsuhiro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Araya; Katsuhiro.The latest application filed is for "optical cross-connect device, optical transmission system, and optical transmission line connection error detection method".

Company Profile

1.7.11

Araya; Katsuhiro - Musashino-shi Tokyo
Araya; Katsuhiro - Musashino JP
Araya; Katsuhiro - Tokyo JP
Araya; Katsuhiro - Yokohama JP
Araya, Katsuhiro - Yokohama-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 Cross-connect Device, Optical Transmission System, And Optical Transmission Line Connection Error Detection Method App 20220286762 - Namiki; Masatoshi ; et al.	2022-09-08
Wiring management system and wiring management method Grant 11,362,894 - Uematsu , et al. June 14, 2	2022-06-14
Optical transmission system and optical transmission method Grant 11,265,628 - Araya , et al. March 1, 2	2022-03-01
Optical reception device Grant 11,251,877 - Kawahara , et al. February 15, 2	2022-02-15
Optical Transmission System And Optical Transmission Method App 20220046341 - TAKECHI; Hiroto ; et al.	2022-02-10
Optical Transmission System And Optical Transmission Method App 20210321178 - Araya; Katsuhiro ; et al.	2021-10-14
Optical Reception Device App 20210218474 - KAWAHARA; Hiroki ; et al.	2021-07-15
Optical Cross-connect Device App 20210219031 - KAWAHARA; Hiroki ; et al.	2021-07-15
Network Device And Network Test Method App 20210211370 - SHINKAI; Masaki ; et al.	2021-07-08
Wiring Management System And Wiring Management Method App 20210014585 - Uematsu; Yoshihiko ; et al.	2021-01-14
Multi-wavelength optical modulation circuit and wavelength-division multiplexed optical signal transmitter Grant 7,127,168 - Kani , et al. October 24, 2	2006-10-24
Multi-wavelength generating method and apparatus based on flattening of optical spectrum Grant 7,068,412 - Fujiwara , et al. June 27, 2	2006-06-27
Multi-wavelength generating method and apparatus based on flattening of optical spectrum Grant 6,924,924 - Fujiwara , et al. August 2, 2	2005-08-02
Multi-wavelength generating method and apparatus based on flattening of optical spectrum App 20050008373 - Fujiwara, Masamichi ; et al.	2005-01-13
Multi-wavelength generating method and apparatus based on flattening of optical spectrum Grant 6,831,774 - Fujiwara , et al. December 14, 2	2004-12-14
Multi-wavelength generating method and apparatus based on flattening of optical spectrum App 20040100682 - Fujiwara, Masamichi ; et al.	2004-05-27
Multi-wavelength optical modulation circuit and wavelength-division multiplexed optical signal transmitter App 20020191904 - Kani, Jun-Ichi ; et al.	2002-12-19
Multi-wavelength generating method and apparatus based on flattening of opticalspectrum App 20020015212 - Fujiwara, Masamichi ; et al.	2002-02-07

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