Conrad F. Gratton

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Casselman, CA

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Patents Grantslast 30 patents

Information Patent Grant
Spatial harmonic transducers for surface wave devices
- Patent number 6,534,896
- Issue date Mar 18, 2003
- Nortel Networks Limited
- Chun-Yun Jian
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface wave devices with static electric field
- Patent number 6,380,828
- Issue date Apr 30, 2002
- Nortel Networks Limited
- Wen Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Longitudinally coupled double mode surface wave resonators
- Patent number 5,835,990
- Issue date Nov 10, 1998
- Northern Telecom Limited
- John Choo Beng Saw
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Spatial harmonic transducers for surface wave devices having reflec...
- Publication number 20020171329
- Publication date Nov 21, 2002
- Chun-Yun Jian
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
System and method for variable bandwidth transmission
- Publication number 20020090037
- Publication date Jul 11, 2002
- Xiaoyun Hu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE