Gerald W. Farnell

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Montreal, CA

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Patents Grantslast 30 patents

Information Patent Grant
Ultrasonic imaging system using bundle of acoustic waveguides
- Patent number 4,894,806
- Issue date Jan 16, 1990
- Canadian Patents & Development Ltd.
- Cheng K. Jen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Longitudinal mode fiber acoustic waveguide with solid core and soli...
- Patent number 4,743,870
- Issue date May 10, 1988
- Canadian Patents & Development Ltd.
- Cheng K. Jen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Birefringent single-mode acoustic fiber
- Patent number 4,742,318
- Issue date May 3, 1988
- Canadian Patents and Development Limited-Societe Canadienne des Brevets et d'...
- Cheng-Kuei Jen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS