Warner V. Graves JR.

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Hemet, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Portable drag compressor powered mechanical ventilator
- Patent number 6,526,970
- Issue date Mar 4, 2003
- Douglas F. DeVries
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Portable drag compressor powered mechanical ventilator
- Patent number 5,881,722
- Issue date Mar 16, 1999
- Bird Products Corporation
- Douglas F. DeVries
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Portable drag compressor powered mechanical ventilator
- Patent number 5,868,133
- Issue date Feb 9, 1999
- Bird Products Corporation
- Douglas F. DeVries
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Portable drag compressor powered mechanical ventilator
- Patent number 5,694,926
- Issue date Dec 9, 1997
- Bird Products Corporation
- Douglas F. DeVries
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Portable drag compressor powered mechanical ventilator
- Publication number 20070144521
- Publication date Jun 28, 2007
- Bird Products Corporation
- Douglas F. DeVries
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Portable drag compressor powered mechanical ventilator
- Publication number 20050150494
- Publication date Jul 14, 2005
- Douglas F. DeVries
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Portable drag compressor powered mechanical ventilator
- Publication number 20050115564
- Publication date Jun 2, 2005
- Douglas F. DeVries
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Portable drag compressor powered mechanical ventilator
- Publication number 20030230307
- Publication date Dec 18, 2003
- Douglas F. DeVries
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Portable drag compressor powered mechanical ventilator
- Publication number 20020005197
- Publication date Jan 17, 2002
- Douglas F. DeVries
- G01 - MEASURING TESTING