Hiroshi Takatori

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Ottawa, CA

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Patents Grantslast 30 patents

Information Patent Grant
Echo canceller
- Patent number 4,868,874
- Issue date Sep 19, 1989
- Hitachi, Ltd.
- Hiroshi Takatori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for bidirectionally transmitting data
- Patent number 4,841,521
- Issue date Jun 20, 1989
- Hitachi, Ltd.
- Eiichi Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE