Darren S. Gray

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Grand Junction, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Ultrasonic blood volume measurement in soft-shell venous reservoir
- Patent number 5,955,672
- Issue date Sep 21, 1999
- Medtronic, Inc.
- Michael R. Van Driel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Strain gage measurement of blood volume in soft-shell venous reserv...
- Patent number 5,859,366
- Issue date Jan 12, 1999
- Medtronic, Inc.
- Michael R. Van Driel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Measuring blood volume in soft-shell venous resevoirs by displacement
- Patent number 5,823,045
- Issue date Oct 20, 1998
- Medtronic, Inc.
- Michael R. Van Driel
- G01 - MEASURING TESTING
Information Patent Grant
Weight measurement of blood volume soft-shell venous reservoirs
- Patent number 5,756,940
- Issue date May 26, 1998
- Medtronic, Inc.
- Michael R. Van Driel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE