Oi; Hiroki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Oi; Hiroki.The latest application filed is for "optical wavelength multiplexing transmission apparatus and optical wavelength multiplexing transmission method".

Company Profile

2.7.7

Oi; Hiroki - 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
Optical wavelength multiplexing transmission apparatus and optical wavelength multiplexing transmission method Grant 10,541,749 - Ishii , et al. Ja	2020-01-21
Optical Wavelength Multiplexing Transmission Apparatus And Optical Wavelength Multiplexing Transmission Method App 20190312641 - ISHII; Shigeru ; et al.	2019-10-10
Network controller and signal quality estimating method Grant 10,256,903 - Oda , et al.	2019-04-09
Optical signal-to-noise ratio monitor and method for measuring optical signal to-noise ratio Grant 10,020,878 - Oda , et al. July 10, 2	2018-07-10
Network Controller And Signal Quality Estimating Method App 20180097562 - Oda; Shoichiro ; et al.	2018-04-05
Network controller and signal quality estimating method Grant 9,906,296 - Oda , et al. February 27, 2	2018-02-27
Network Controller And Signal Quality Estimating Method App 20160373187 - Oda; Shoichiro ; et al.	2016-12-22
Optical Signal-to-noise Ratio Monitor And Method For Measuring Optical Signal-to-noise Ratio App 20160308611 - ODA; Shoichiro ; et al.	2016-10-20
Transmission device and transmission method Grant 9,444,572 - Kaneoka , et al. September 13, 2	2016-09-13
Optical transmission device Grant 9,432,113 - Oi , et al. August 30, 2	2016-08-30
Optical branching and insertion device, network management device, and wavelength selective switch Grant 9,071,379 - Oi , et al. June 30, 2	2015-06-30
Optical Transmission Device App 20150098696 - OI; Hiroki ; et al.	2015-04-09
Transmission Device And Transmission Method App 20140126903 - KANEOKA; Tomohiro ; et al.	2014-05-08
Optical Branching And Insertion Device, Network Management Device, And Wavelength Selective Switch App 20140010535 - OI; Hiroki ; et al.	2014-01-09

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