Yasushi Sasagawa

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Fault detection device
- Patent number 7,957,267
- Issue date Jun 7, 2011
- Fujitsu Limited
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for processing control packet in spanning tree...
- Patent number 7,860,031
- Issue date Dec 28, 2010
- Fujitsu Limited
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Label switching system
- Patent number 7,336,648
- Issue date Feb 26, 2008
- Fujitsu Limited
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet relaying apparatus
- Patent number 6,771,645
- Issue date Aug 3, 2004
- Fujitsu Limited
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signalling device and signalling method
- Patent number 6,308,217
- Issue date Oct 23, 2001
- Fujitsu Limited
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Lan emulation system and atm switch
- Patent number 6,243,357
- Issue date Jun 5, 2001
- Fujitsu Limited
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network system
- Patent number 6,154,458
- Issue date Nov 28, 2000
- Fujitsu Limited
- Yukiko Kudoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for negotiating connection identifier
- Patent number 6,028,863
- Issue date Feb 22, 2000
- Fujitsu Limited
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for an ATM network which controls settings of a plurality of...
- Patent number 5,943,337
- Issue date Aug 24, 1999
- Fujitsu Limited
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cell assembly and disassembly apparatus in an ATM network
- Patent number 5,737,312
- Issue date Apr 7, 1998
- Fujitsu Limited
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
LABEL SWITCHING SYSTEM
- Publication number 20080253379
- Publication date Oct 16, 2008
- Fujitsu Limited
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Bridge apparatus and control packet processing apparatus in a spann...
- Publication number 20060203735
- Publication date Sep 14, 2006
- FUJITSU LIMITED
- Kou Takatori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication apparatus
- Publication number 20060198315
- Publication date Sep 7, 2006
- FUJITSU LIMITED
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Fault detection device
- Publication number 20060182036
- Publication date Aug 17, 2006
- FUJITSU LIMITED
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for establishing session in label switch network and label s...
- Publication number 20060062218
- Publication date Mar 23, 2006
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transmission device
- Publication number 20050237943
- Publication date Oct 27, 2005
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus and method for processing control packet in spanning tree...
- Publication number 20040179524
- Publication date Sep 16, 2004
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for interconnecting networks
- Publication number 20040095922
- Publication date May 20, 2004
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Routing apparatus and routing method in network
- Publication number 20030193944
- Publication date Oct 16, 2003
- Yasushi Sasagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Yasushi Sasagawa

Person

Patents Grantslast 30 patents

Fault detection device

Apparatus and method for processing control packet in spanning tree...

Label switching system

Packet relaying apparatus

Signalling device and signalling method

Lan emulation system and atm switch

Network system

Method and apparatus for negotiating connection identifier

Method for an ATM network which controls settings of a plurality of...

Cell assembly and disassembly apparatus in an ATM network

Patents Applicationslast 30 patents

LABEL SWITCHING SYSTEM

Bridge apparatus and control packet processing apparatus in a spann...

Communication apparatus

Fault detection device

Method for establishing session in label switch network and label s...

Transmission device

Apparatus and method for processing control packet in spanning tree...

Method and apparatus for interconnecting networks

Routing apparatus and routing method in network