Harold U. Bartels

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Corona, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Humidifier system
- Patent number 4,621,632
- Issue date Nov 11, 1986
- Bear Medical Systems, Inc.
- Harold U. Bartels
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
High frequency breath pump
- Patent number 4,351,329
- Issue date Sep 28, 1982
- Bear Medical Systems, Inc.
- Raymond A. Ellestad
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Lip and radial seal
- Patent number 4,311,317
- Issue date Jan 19, 1982
- Harold U. Bartels
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Humidifier filler
- Patent number 4,261,353
- Issue date Apr 14, 1981
- Bourns Medical Systems, Inc.
- Harold U. Bartels
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Noise reducing exhalation valve and diaphragm
- Patent number 4,190,045
- Issue date Feb 26, 1980
- Bourns Medical Systems, Inc.
- Harold U. Bartels
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE