Koshikiya; Yusuke

Patent Applications and Registrations

Patent applications and USPTO patent grants for Koshikiya; Yusuke.The latest application filed is for "optical frequency multiplexing coherent otdr, testing method, signal processing device, and program".

Company Profile

1.6.6

Koshikiya; Yusuke - Musashino JP
KOSHIKIYA; Yusuke - Musashino-shi Tokyo
Koshikiya; Yusuke - Tsukuba JP
Koshikiya; Yusuke - Tsukuba-shi JP
Koshikiya; Yusuke - Ibaraki 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 frequency multiplexing coherent OTDR, testing method, signal processing device, and program Grant 11,385,127 - Iida , et al. July 12, 2	2022-07-12
Optical pulse testing device and optical pulse testing method Grant 11,199,473 - Iida , et al. December 14, 2	2021-12-14
Optical fiber monitoring method, and optical fiber monitoring system Grant 11,112,332 - Koshikiya , et al. September 7, 2	2021-09-07
Optical Frequency Multiplexing Coherent Otdr, Testing Method, Signal Processing Device, And Program App 20210262892 - IIDA; Hiroyuki ; et al.	2021-08-26
Optical Pulse Testing Device And Optical Pulse Testing Method App 20210239567 - IIDA; Hiroyuki ; et al.	2021-08-05
Optical Fiber Monitoring Method, And Optical Fiber Monitoring System App 20210003474 - KOSHIKIYA; Yusuke ; et al.	2021-01-07
Optical fiber line characteristic analysis apparatus and analysis method thereof Grant 8,928,868 - Takahashi , et al. January 6, 2	2015-01-06
Optical Fiber Line Characteristic Analysis Apparatus And Analysis Method Thereof App 20140098362 - Takahashi; Hiroshi ; et al.	2014-04-10
Optical reflectometry and optical reflectometer Grant 8,149,419 - Fan , et al. April 3, 2	2012-04-03
Optical Reflectometry and Optical Reflectometer App 20100097615 - Fan; Xinyu ; et al.	2010-04-22

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