Takafumi Chujo

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Estimating and managing network traffic
- Patent number 7,443,803
- Issue date Oct 28, 2008
- Fujitsu Limited
- Ching-Fong Su
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and device for generating access-control lists
- Patent number 6,237,036
- Issue date May 22, 2001
- Fujitsu Limited
- Hitoshi Ueno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for controlling communication paths and communication contro...
- Patent number 6,189,025
- Issue date Feb 13, 2001
- Fujitsu Limited
- Takao Ogura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Detour path determination method
- Patent number 6,084,882
- Issue date Jul 4, 2000
- Fujitsu Limited
- Takao Ogura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dynamic database structuring method and apparatus, and database clu...
- Patent number 5,940,832
- Issue date Aug 17, 1999
- Fujitsu Limited
- Takeo Hamada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Communication network management apparatus using a cache arranged a...
- Patent number 5,845,080
- Issue date Dec 1, 1998
- Fujitsu Limited
- Takeo Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Path switching system and method
- Patent number 5,781,528
- Issue date Jul 14, 1998
- Fujitsu Limited
- Yasuyuki Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for control in ATM
- Patent number 5,691,975
- Issue date Nov 25, 1997
- Fujitsu Limited
- Takeo Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of calculating cell loss ratio and call accept controller us...
- Patent number 5,677,907
- Issue date Oct 14, 1997
- Fujitsu Limited
- Takeo Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system using establishing network route
- Patent number 5,604,868
- Issue date Feb 18, 1997
- Fujitsu Limited
- Hiroaki Komine
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for evaluating QOS in ATM multiplexing apparat...
- Patent number 5,581,544
- Issue date Dec 3, 1996
- Fujitsu Limited
- Takeo Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet directional path identifier transfer system
- Patent number 5,555,542
- Issue date Sep 10, 1996
- Fujitsu Limited
- Takao Ogura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distributed control of telecommunication network for setting up an...
- Patent number 5,548,639
- Issue date Aug 20, 1996
- Fujitsu Limited
- Takao Ogura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Searching system for determining alternative routes during failure...
- Patent number 5,513,345
- Issue date Apr 30, 1996
- Fujitsu Limited
- Yasuyuki Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Trouble diagnosis system of UPC circuit
- Patent number 5,465,348
- Issue date Nov 7, 1995
- Fujitsu Limited
- Shigeo Amemiya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for structuring communications network based on asynchronous...
- Patent number 5,412,376
- Issue date May 2, 1995
- Fujitsu Limited
- Takafumi Chujo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High throughput supervisory system for ATM switching systems transp...
- Patent number 5,359,600
- Issue date Oct 25, 1994
- Nippon Telegraph and Telephone Corporation
- Hiromi Ueda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Route switching system in communications network
- Patent number 5,268,897
- Issue date Dec 7, 1993
- Fujitsu Limited
- Hiroaki Komine
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for searching for alternate path in communication network
- Patent number 5,218,601
- Issue date Jun 8, 1993
- Fujitsu Limited
- Takafumi Chujo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Offset compensating circuit
- Patent number 4,377,759
- Issue date Mar 22, 1983
- Konishiroku Photo Industry Co., Ltd.
- Michinobu Ohhata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Device for discriminating between two values of a signal with DC of...
- Patent number 4,363,977
- Issue date Dec 14, 1982
- Fujitsu Limited
- Toshitaka Tsuda
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Estimating and managing network traffic
- Publication number 20050213514
- Publication date Sep 29, 2005
- Ching-Fong Su
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Network management method
- Publication number 20020116487
- Publication date Aug 22, 2002
- Kohei Iseda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Takafumi Chujo

Person

Patents Grantslast 30 patents

Estimating and managing network traffic

Method and device for generating access-control lists

Method for controlling communication paths and communication contro...

Detour path determination method

Dynamic database structuring method and apparatus, and database clu...

Communication network management apparatus using a cache arranged a...

Path switching system and method

Method and apparatus for control in ATM

Method of calculating cell loss ratio and call accept controller us...

Communication system using establishing network route

Method and apparatus for evaluating QOS in ATM multiplexing apparat...

Packet directional path identifier transfer system

Distributed control of telecommunication network for setting up an...

Searching system for determining alternative routes during failure...

Trouble diagnosis system of UPC circuit

Method for structuring communications network based on asynchronous...

High throughput supervisory system for ATM switching systems transp...

Route switching system in communications network

Method for searching for alternate path in communication network

Offset compensating circuit

Device for discriminating between two values of a signal with DC of...

Patents Applicationslast 30 patents

Estimating and managing network traffic

Network management method