Nobuyuki Tokura

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Network and node device
- Patent number 6,654,353
- Issue date Nov 25, 2003
- Yazaki Corporation
- Nobuyuki Tokura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loop-back system in a dual ring network
- Patent number 5,469,428
- Issue date Nov 21, 1995
- Nippon Telegraph & Telephone Corporation
- Nobuyuki Tokura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength division multiplex bothway optical communication system
- Patent number 5,448,390
- Issue date Sep 5, 1995
- Nippon Telegraph & Telephone Corporation
- Toshiyuki Tsuchiya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet network and method for congestion avoidance in packet networks
- Patent number 5,400,329
- Issue date Mar 21, 1995
- Nippon Telegraph & Telephone Corporation
- Nobuyuki Tokura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Secure communication equipment and secure transmission system
- Patent number 5,204,903
- Issue date Apr 20, 1993
- Nippon Telegraph & Telephone Corporation
- Kenji Okada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Burst signal receiving apparatus
- Patent number 4,562,582
- Issue date Dec 31, 1985
- Nippon Telegraph & Telephone Public Corporation
- Nobuyuki Tokura
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Ransmission Capacity Allocation Method, Communications Network, and...
- Publication number 20080239957
- Publication date Oct 2, 2008
- Nobuyuki Tokura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE