Shinichi Kawada

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Patents Grantslast 30 patents

Information Patent Grant
Configuration information management system, method, program, and p...
- Patent number 6,804,710
- Issue date Oct 12, 2004
- Hitachi, Ltd.
- Shinichi Kawada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive echo canceler undoing adaptations made during double-talk
- Patent number 6,574,337
- Issue date Jun 3, 2003
- Oki Electric Industry, Co., Ltd.
- Shinichi Kawada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive filter and echo canceller
- Patent number 5,638,439
- Issue date Jun 10, 1997
- Oki Electric Industry Co., Ltd.
- Shinichi Kawada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Synchronization system for use in digital transmission system
- Patent number 5,386,436
- Issue date Jan 31, 1995
- Oki Electric Industry Co., Ltd.
- Shinichi Kawada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Configuration information management system, method, program, and p...
- Publication number 20050044190
- Publication date Feb 24, 2005
- Hitachi, Ltd
- Shinichi Kawada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE