Yoshitaka Sakamoto

Follow

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Multicast packet routing arrangements for group-membership handling
- Patent number 7,769,008
- Issue date Aug 3, 2010
- Hitachi, Ltd.
- Yoshitaka Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multicast packet control apparatus
- Patent number 7,532,624
- Issue date May 12, 2009
- Hitachi Communication Technologies, Ltd.
- Kozo Ikegami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet transfer apparatus
- Patent number 7,430,205
- Issue date Sep 30, 2008
- Hitachi Communication Technologies, Ltd.
- Migaku Ota
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Multicast packet control apparatus
- Publication number 20070165633
- Publication date Jul 19, 2007
- Kozo Ikegami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet transfer apparatus
- Publication number 20060023733
- Publication date Feb 2, 2006
- Shinsuke Shimizu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multicast packet routing arrangements for group-membership handling
- Publication number 20050281265
- Publication date Dec 22, 2005
- Yoshitaka Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet transfer apparatus
- Publication number 20050207411
- Publication date Sep 22, 2005
- Migaku Ota
- H04 - ELECTRIC COMMUNICATION TECHNIQUE