DB

Denise Billups

📍 Spokane, WA: #582 of 1,134 inventorsTop 55%
🗺 Washington: #48,111 of 76,902 inventorsTop 65%
Overall (All Time): #3,752,306 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5555224 Wheelchair seating indicator and methods of constructing and utilizing same Ernest DePonty, Rocky Greenfield 1996-09-10