Donald V. Hillegass

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Franksville, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for expanding a self-sealing tissue prosthesis
- Patent number 5,133,753
- Issue date Jul 28, 1992
- Medical Engineering Corporation
- Jeffrey E. Bark
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Tissue expander and method
- Patent number 5,074,878
- Issue date Dec 24, 1991
- Medical Engineering Corporation
- Jeffrey E. Bark
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Self-sealing tissue expander and method
- Patent number 5,066,303
- Issue date Nov 19, 1991
- Medical Engineering Corporation
- Jeffrey E. Bark
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ureteral stent system
- Patent number 4,874,360
- Issue date Oct 17, 1989
- Medical Engineering Corporation
- Jay R. Goldberg
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Subcutaneous injection and withdrawal site
- Patent number 4,817,637
- Issue date Apr 4, 1989
- Medical Engineering Corporation
- Donald V. Hillegass
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE