Yamauchi; Toshiro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yamauchi; Toshiro.The latest application filed is for "communication relay apparatus, active system switching method, and communication relay control board".

Company Profile

0.13.15

Yamauchi; Toshiro - Tokyo N/A JP
Yamauchi; Toshiro - Omiya 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
Communication relay apparatus, active system switching method, and communication relay control board Grant 9,344,326 - Aoki , et al. May 17, 2	2016-05-17
Relay device, relay method, and relay processing program Grant 9,215,137 - Yamauchi December 15, 2	2015-12-15
Communication Relay Apparatus, Active System Switching Method, And Communication Relay Control Board App 20140301184 - Aoki; Yuu ; et al.	2014-10-09
Communication Relay Apparatus, Operation State Determination Method, Communication Relay Control Board, And Recording Medium Storing Control Program App 20140244000 - Yamauchi; Toshiro	2014-08-28
Relay Device, Relay Method, And Relay Processing Program App 20140016481 - Yamauchi; Toshiro	2014-01-16
Communication Device, Mac Address Distribution Method, Program, And Control Device App 20140019642 - Yamauchi; Toshiro	2014-01-16
Data transmission Grant 7,974,187 - Yamauchi July 5, 2	2011-07-05
Signal degrade detecting method, signal restoration detecting method, devices for those methods, and traffic transmission system Grant 7,924,737 - Yamauchi April 12, 2	2011-04-12
Packet transmission method and packet transmission system Grant 7,787,451 - Yamauchi August 31, 2	2010-08-31
Trunk network system for multipoint-to-multipoint relay Grant 7,719,956 - Yamauchi May 18, 2	2010-05-18
Method and apparatus for resolving deadlock of auto-negotiation sequence between switches Grant 7,602,727 - Yamauchi October 13, 2	2009-10-13
Data Transmission App 20090238067 - YAMAUCHI; Toshiro	2009-09-24
Auto-negotiation monitor system, repeating-transmission apparatus, and auto-negotiation monitor method used therefor Grant 7,450,519 - Yamauchi November 11, 2	2008-11-11
Ring-type Network And Fairness Execution Program For Ring-type Network App 20080144535 - YAMAUCHI; Toshiro	2008-06-19
Packet transmission method and packet transmission system App 20080013550 - Yamauchi; Toshiro	2008-01-17
Signal Degrade Detecting Method, Signal Restoration Detecting Method, Devices For Those Methods, And Traffic Transmission System App 20070230364 - YAMAUCHI; Toshiro	2007-10-04
MPLS-VPN service network Grant 7,272,146 - Yamauchi September 18, 2	2007-09-18
Trunk network system for multipoint-to-multipoint relay App 20060133264 - Yamauchi; Toshiro	2006-06-22
Method and apparatus for resolving deadlock of auto-negotiation sequence between switches App 20050073950 - Yamauchi, Toshiro	2005-04-07
Auto-negotiation monitor system, repeating-transmission apparatus, and auto-negotiation monitor method used therefor App 20050073965 - Yamauchi, Toshiro	2005-04-07
MPLS-VPN service network App 20020037010 - Yamauchi, Toshiro	2002-03-28
Optical color-separation system for use in a color television camera Grant 4,228,458 - Yamauchi , et al. October 14, 1	1980-10-14
Color separating prism system Grant 3,922,069 - Kishikawa , et al. November 25, 1	1975-11-25

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