Takatoshi Kajiwara

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Network management system, and network management method
- Patent number 10,652,801
- Issue date May 12, 2020
- Hitachi, Ltd.
- Toshiaki Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multicast accounting control system and broadband access server
- Patent number 7,848,342
- Issue date Dec 7, 2010
- Hitachi, Ltd.
- Masanori Kamata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet transfer apparatus
- Patent number 7,626,934
- Issue date Dec 1, 2009
- Hitachi Communication Technologies, Ltd.
- Ken Oouchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multicast accounting control system and broadband access server
- Patent number 7,474,669
- Issue date Jan 6, 2009
- Hitachi Communication Technologies, Ltd.
- Masanori Kamata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Network Management System, and Network Management Method
- Publication number 20190230577
- Publication date Jul 25, 2019
- Hitachi, Ltd
- Toshiaki SUZUKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION APPARATUS
- Publication number 20100325295
- Publication date Dec 23, 2010
- Takatoshi KAJIWARA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTICAST ACCOUNTING CONTROL SYSTEM AND BROADBAND ACCESS SERVER
- Publication number 20090080427
- Publication date Mar 26, 2009
- Masanori Kamata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet transfer apparatus
- Publication number 20060146818
- Publication date Jul 6, 2006
- Ken Oouchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multicast accounting control system and broadband access server
- Publication number 20060109795
- Publication date May 25, 2006
- Masanori Kamata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE