MR

Marvin D. Richards

📍 Pleasanton, CA: #1,032 of 3,062 inventorsTop 35%
🗺 California: #106,790 of 386,348 inventorsTop 30%
Overall (All Time): #1,015,543 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8572820 Dual release buckle — 2013-11-05
5020808 Tossing ring — 1991-06-04
4974844 Game ball — 1990-12-04
4820230 Tossing ring and saucer — 1989-04-11
4778108 Spigot water fountain — 1988-10-18