Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
SD

Susan E. Dubus

Rolfe, IA: #1 of 1 inventorsTop 100%
Iowa: #134 of 609 inventorsTop 25%
Overall (1994): #163,483 of 165,921Top 100%
1 Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5294172 Child's food tray with see-through enclosed interactive activity chamber 1994-03-15