DH

David R. Hennings

📍 El Granada, CA: #6 of 14 inventorsTop 45%
🗺 California: #4,598 of 17,285 inventorsTop 30%
Overall (1997): #163,319 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5591157 Method and apparatus for tympanic membrane shrinkage Arthur Vassiliadis, Richard Goode, Bruce J. Sand, Stuart Harmon 1997-01-07