RR

Robert F. Risha

📍 Chesterfield, MO: #3,708 of 6,461 inventorsTop 60%
🗺 Missouri: #13,067 of 23,789 inventorsTop 55%
Overall (All Time): #3,944,760 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D293609 Permanent wave rod holder and dispenser — 1988-01-05