DH

Donald V. Hillegass

MC Medical Engineering Company: 5 patents #6 of 46Top 15%
📍 Franksville, WI: #20 of 91 inventorsTop 25%
🗺 Wisconsin: #9,054 of 40,088 inventorsTop 25%
Overall (All Time): #1,060,269 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5133753 Method for expanding a self-sealing tissue prosthesis Jeffrey E. Bark, Eric Woodruff 1992-07-28
5074878 Tissue expander and method Jeffrey E. Bark, Jeffrey R. Gengler, William G. Hubbard, Eric Woodruff 1991-12-24
5066303 Self-sealing tissue expander and method Jeffrey E. Bark, Eric Woodruff 1991-11-19
4874360 Ureteral stent system Jay R. Goldberg 1989-10-17
4817637 Subcutaneous injection and withdrawal site Eric Woodruff 1989-04-04