HK

Harold W. Kopp

📍 Narragansett, RI: #15 of 108 inventorsTop 15%
🗺 Rhode Island: #1,248 of 6,211 inventorsTop 25%
Overall (All Time): #1,061,287 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5031910 Method and apparatus for ball catch training 1991-07-16
4907801 Rebound baseball training apparatus 1990-03-13
D299154 Football practice placekick holder 1988-12-27
4537397 Football kicking tee 1985-08-27
4516769 Rebound sports training apparatus 1985-05-14