GC

George C. Collis

📍 Minneapolis, MN: #1,962 of 6,114 inventorsTop 35%
🗺 Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,646,419 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D367362 Toothbrush with curved bristles for bridge cleaning — 1996-02-27
4493125 Toothbrush with curved bristles — 1985-01-15
4382309 Toothbrush — 1983-05-10