Koichiro Seto

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Network system
- Patent number 9,264,253
- Issue date Feb 16, 2016
- Hitachi Metals, Ltd.
- Tomoyoshi Tatsumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network system
- Patent number 8,948,168
- Issue date Feb 3, 2015
- Hitachi Metals, Ltd.
- Tomoyoshi Tatsumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ring network and network relay device
- Patent number 8,630,166
- Issue date Jan 14, 2014
- Hitachi Cable, Ltd.
- Hitoshi Kuwata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Switching hub and ring network
- Patent number 8,310,917
- Issue date Nov 13, 2012
- Hitachi Cable, Ltd.
- Koichiro Seto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network relay device, network connection confirmation method, and n...
- Patent number 8,259,589
- Issue date Sep 4, 2012
- Hitachi Cable, Ltd.
- Daisuke Adachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Switching hub and LAN system
- Patent number 7,920,567
- Issue date Apr 5, 2011
- Hitachi Cable, Ltd.
- Koichiro Seto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reply communication apparatus and ARP reply communication apparatus
- Patent number 7,742,478
- Issue date Jun 22, 2010
- Hitachi Cable, Ltd.
- Akihiro Sekiguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiplexed signal transmitter/receiver, communication system, and...
- Patent number 7,050,468
- Issue date May 23, 2006
- Hitachi Cable, Ltd.
- Koichiro Seto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
NETWORK SYSTEM
- Publication number 20130022044
- Publication date Jan 24, 2013
- Hitachi Cable, Ltd.
- Tomoyoshi TATSUMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NETWORK SYSTEM
- Publication number 20130021930
- Publication date Jan 24, 2013
- Hitachi Cable, Ltd.
- Tomoyoshi TATSUMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Switching hub and ring network
- Publication number 20110051732
- Publication date Mar 3, 2011
- Hitachi Cable, Ltd.
- Koichiro Seto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Network relay device, network connection confirmation method, and n...
- Publication number 20100278188
- Publication date Nov 4, 2010
- Hitachi Cable, Ltd.
- Daisuke Adachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Ring network and network relay device
- Publication number 20100265817
- Publication date Oct 21, 2010
- Hitachi Cable, Ltd.
- Hitoshi Kuwata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SWITCHING HUB AND LAN SYSTEM
- Publication number 20080186981
- Publication date Aug 7, 2008
- Hitachi Cable, Ltd.
- Koichiro SETO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Reply communication apparatus and ARP reply communication apparatus
- Publication number 20070110068
- Publication date May 17, 2007
- Hitachi Cable, Ltd.
- Akihiro Sekiguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multiplexed signal transmitter/receiver, communication system, and...
- Publication number 20020021720
- Publication date Feb 21, 2002
- Koichiro Seto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Koichiro Seto

Person

Patents Grantslast 30 patents

Network system

Network system

Ring network and network relay device

Switching hub and ring network

Network relay device, network connection confirmation method, and n...

Switching hub and LAN system

Reply communication apparatus and ARP reply communication apparatus

Multiplexed signal transmitter/receiver, communication system, and...

Patents Applicationslast 30 patents

NETWORK SYSTEM

NETWORK SYSTEM

Switching hub and ring network

Network relay device, network connection confirmation method, and n...

Ring network and network relay device

SWITCHING HUB AND LAN SYSTEM

Reply communication apparatus and ARP reply communication apparatus

Multiplexed signal transmitter/receiver, communication system, and...