Urushidani; Shigeo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Urushidani; Shigeo.The latest application filed is for "path management control method, path management control program, path management control device and path management control system".

Company Profile

0.9.4

Urushidani; Shigeo - Tokyo N/A JP
Urushidani; Shigeo - Tokorozawa 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
Path management control method, path management control program, path management controller and path management control system Grant 8,897,306 - Hayashi , et al. November 25, 2	2014-11-25
Optical network, optical edge router, program thereof, cut through method, and edge router Grant 8,532,087 - Kojima , et al. September 10, 2	2013-09-10
Route switching method, server, boundary node apparatus, route switching system, and route switching program Grant 8,422,360 - Shimizu , et al. April 16, 2	2013-04-16
Path management control method, path management control program, path management control device and path management control system App 20110292949 - Hayashi; Rie ; et al.	2011-12-01
Route Switching Method, Server, Boundary Node Apparatus, Route Switching System, And Route Switching Program App 20110090785 - Shimizu; Kaori ; et al.	2011-04-21
Data transfer apparatus and data transfer system Grant 7,797,444 - Kabashima , et al. September 14, 2	2010-09-14
Data transmission device and data transmission system App 20060168316 - Kabashima; Keisuke ; et al.	2006-07-27
Optical network, optical edge router, program thereof, cut through method, and edge router App 20060126642 - Kojima; Hisashi ; et al.	2006-06-15
Self-routing switch and its routing method Grant 5,022,025 - Urushidani , et al. June 4, 1	1991-06-04
Self-routing switch Grant 4,864,558 - Imagawa , et al. September 5, 1	1989-09-05

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