Ronald Eric Roysum

📍 Hopland, CA: #1 of 5 inventorsTop 20%

🗺 California: #149,087 of 386,348 inventorsTop 40%

Overall (All Time): #1,440,149 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
11142029	Trailer hitch mounted apparatus	—	2021-10-12
D888617	Tripod leg hitch support	—	2020-06-30
8763179	Stokes litter victim harness	—	2014-07-01