Stephen J. Douglas

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Parker, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods of making composite ultrasonic transducers
- Patent number 6,088,894
- Issue date Jul 18, 2000
- Tetrad Corporation
- Clyde G. Oakley
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Composite autoclavable ultrasonic transducers and methods of making
- Patent number 5,844,349
- Issue date Dec 1, 1998
- Tetrad Corporation
- Clyde G. Oakley
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Bendable ultrasonic probe and sheath for use therewith
- Patent number 5,469,853
- Issue date Nov 28, 1995
- Tetrad Corporation
- Wing K. Law
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ultrasonic probe having articulated structure and rotatable transdu...
- Patent number 5,413,107
- Issue date May 9, 1995
- Tetrad Corporation
- Clyde G. Oakley
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE