Satoko Araki

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Transmission equipment for network and network transmission system
- Patent number 7,184,661
- Issue date Feb 27, 2007
- Hitachi, Ltd.
- Keiji Usuba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pathsize control method and operation of transmission apparatus
- Patent number 7,054,334
- Issue date May 30, 2006
- Hitachi, Ltd.
- Yoshimi Nakagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and system for network management
- Publication number 20020087695
- Publication date Jul 4, 2002
- Satoko Araki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Pathsize control method and operation of transmission apparatus
- Publication number 20020075863
- Publication date Jun 20, 2002
- Yoshimi Nakagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE