LE

L. David Engel

OP Optiva: 1 patents #1 of 2Top 50%
📍 Des Moines, WA: #2 of 13 inventorsTop 20%
🗺 Washington: #319 of 1,789 inventorsTop 20%
Overall (1994): #101,945 of 165,921Top 65%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5305492 Brush element for an acoustic toothbrush David Giuliani 1994-04-26