Toshiro Yamauchi

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Communication relay apparatus, active system switching method, and...
- Patent number 9,344,326
- Issue date May 17, 2016
- NEC Corporation
- Yuu Aoki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Relay device, relay method, and relay processing program
- Patent number 9,215,137
- Issue date Dec 15, 2015
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data transmission
- Patent number 7,974,187
- Issue date Jul 5, 2011
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal degrade detecting method, signal restoration detecting metho...
- Patent number 7,924,737
- Issue date Apr 12, 2011
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet transmission method and packet transmission system
- Patent number 7,787,451
- Issue date Aug 31, 2010
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Trunk network system for multipoint-to-multipoint relay
- Patent number 7,719,956
- Issue date May 18, 2010
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for resolving deadlock of auto-negotiation seq...
- Patent number 7,602,727
- Issue date Oct 13, 2009
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Auto-negotiation monitor system, repeating-transmission apparatus,...
- Patent number 7,450,519
- Issue date Nov 11, 2008
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
MPLS-VPN service network
- Patent number 7,272,146
- Issue date Sep 18, 2007
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
COMMUNICATION RELAY APPARATUS, ACTIVE SYSTEM SWITCHING METHOD, AND...
- Publication number 20140301184
- Publication date Oct 9, 2014
- Yuu Aoki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION RELAY APPARATUS, OPERATION STATE DETERMINATION METHOD...
- Publication number 20140244000
- Publication date Aug 28, 2014
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE, MAC ADDRESS DISTRIBUTION METHOD, PROGRAM, AND...
- Publication number 20140019642
- Publication date Jan 16, 2014
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RELAY DEVICE, RELAY METHOD, AND RELAY PROCESSING PROGRAM
- Publication number 20140016481
- Publication date Jan 16, 2014
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DATA TRANSMISSION
- Publication number 20090238067
- Publication date Sep 24, 2009
- Toshiro YAMAUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RING-TYPE NETWORK AND FAIRNESS EXECUTION PROGRAM FOR RING-TYPE NETWORK
- Publication number 20080144535
- Publication date Jun 19, 2008
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet transmission method and packet transmission system
- Publication number 20080013550
- Publication date Jan 17, 2008
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL DEGRADE DETECTING METHOD, SIGNAL RESTORATION DETECTING METHO...
- Publication number 20070230364
- Publication date Oct 4, 2007
- NEC CORPORATION
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Trunk network system for multipoint-to-multipoint relay
- Publication number 20060133264
- Publication date Jun 22, 2006
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for resolving deadlock of auto-negotiation seq...
- Publication number 20050073950
- Publication date Apr 7, 2005
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Auto-negotiation monitor system, repeating-transmission apparatus,...
- Publication number 20050073965
- Publication date Apr 7, 2005
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MPLS-VPN service network
- Publication number 20020037010
- Publication date Mar 28, 2002
- NEC Corporation
- Toshiro Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Toshiro Yamauchi

Person

Patents Grantslast 30 patents

Communication relay apparatus, active system switching method, and...

Relay device, relay method, and relay processing program

Data transmission

Signal degrade detecting method, signal restoration detecting metho...

Packet transmission method and packet transmission system

Trunk network system for multipoint-to-multipoint relay

Method and apparatus for resolving deadlock of auto-negotiation seq...

Auto-negotiation monitor system, repeating-transmission apparatus,...

MPLS-VPN service network

Patents Applicationslast 30 patents

COMMUNICATION RELAY APPARATUS, ACTIVE SYSTEM SWITCHING METHOD, AND...

COMMUNICATION RELAY APPARATUS, OPERATION STATE DETERMINATION METHOD...

COMMUNICATION DEVICE, MAC ADDRESS DISTRIBUTION METHOD, PROGRAM, AND...

RELAY DEVICE, RELAY METHOD, AND RELAY PROCESSING PROGRAM

DATA TRANSMISSION

RING-TYPE NETWORK AND FAIRNESS EXECUTION PROGRAM FOR RING-TYPE NETWORK

Packet transmission method and packet transmission system

SIGNAL DEGRADE DETECTING METHOD, SIGNAL RESTORATION DETECTING METHO...

Trunk network system for multipoint-to-multipoint relay

Method and apparatus for resolving deadlock of auto-negotiation seq...

Auto-negotiation monitor system, repeating-transmission apparatus,...

MPLS-VPN service network