Akihiko TANAKA

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Packet transfer apparatus
- Patent number 8,948,201
- Issue date Feb 3, 2015
- Hitachi, Ltd.
- Masayuki Takase
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System apparatus and method for interconnecting TDM and frame/packe...
- Patent number 8,654,766
- Issue date Feb 18, 2014
- Hitachi, Ltd.
- Masahiko Mizutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet transfer apparatus
- Patent number 8,588,251
- Issue date Nov 19, 2013
- Hitachi, Ltd.
- Masayuki Takase
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet transfer apparatus and packet transfer method
- Patent number 8,457,012
- Issue date Jun 4, 2013
- Hitachi, Ltd.
- Hideki Endo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Buffer management method and packet communication apparatus
- Patent number 8,243,745
- Issue date Aug 14, 2012
- Hitachi, Ltd.
- Hideki Endo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System apparatus and method for interconnecting TDM and frame/packe...
- Patent number 8,189,571
- Issue date May 29, 2012
- Hitachi, Ltd.
- Masahiko Mizutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system having route redundancy
- Patent number 8,149,689
- Issue date Apr 3, 2012
- Hitachi, Ltd.
- Hideki Endo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet transfer apparatus
- Patent number 7,876,778
- Issue date Jan 25, 2011
- Hitachi, Ltd.
- Masayuki Takase
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Packet Transfer Apparatus
- Publication number 20140036923
- Publication date Feb 6, 2014
- Hitachi, Ltd
- Masayuki TAKASE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System Apparatus and Method for Interconnecting TDM and Frame/Packe...
- Publication number 20120219006
- Publication date Aug 30, 2012
- HITACHI, LTD.
- Masahiko MIZUTANI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet transfer apparatus
- Publication number 20110096794
- Publication date Apr 28, 2011
- Hitachi Communication Technologies, Ltd.
- Masayuki Takase
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BUFFER MANAGEMENT METHOD AND PACKET COMMUNICATION APPARATUS
- Publication number 20100220743
- Publication date Sep 2, 2010
- Hitachi, Ltd
- Hideki ENDO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION SYSTEM
- Publication number 20090232148
- Publication date Sep 17, 2009
- Hideki ENDO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet transfer apparatus and packet transfer method
- Publication number 20090016366
- Publication date Jan 15, 2009
- Hitachi Communication Technologies, Ltd.
- Hideki Endo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet transfer apparatus
- Publication number 20090016378
- Publication date Jan 15, 2009
- Hitachi Communication Technologies, Ltd.
- Masayuki Takase
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System apparatus and method for interconnecting TDM and frame/packe...
- Publication number 20070053369
- Publication date Mar 8, 2007
- Hitachi Communication Technologies, Ltd.
- Masahiko Mizutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Akihiko TANAKA

Person

Patents Grantslast 30 patents

Packet transfer apparatus

System apparatus and method for interconnecting TDM and frame/packe...

Packet transfer apparatus

Packet transfer apparatus and packet transfer method

Buffer management method and packet communication apparatus

System apparatus and method for interconnecting TDM and frame/packe...

Communication system having route redundancy

Packet transfer apparatus

Patents Applicationslast 30 patents

Packet Transfer Apparatus

System Apparatus and Method for Interconnecting TDM and Frame/Packe...

Packet transfer apparatus

BUFFER MANAGEMENT METHOD AND PACKET COMMUNICATION APPARATUS

COMMUNICATION SYSTEM

Packet transfer apparatus and packet transfer method

Packet transfer apparatus

System apparatus and method for interconnecting TDM and frame/packe...