RM

Roger L. Marvin

KR Kreonite: 2 patents #1 of 5Top 20%
📍 Wichita, KS: #443 of 1,728 inventorsTop 30%
🗺 Kansas: #3,182 of 12,005 inventorsTop 30%
Overall (All Time): #1,588,357 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D546168 Cantilevered hook — 2007-07-10
4188111 Additive tri-color lamphouse for a photographic printer — 1980-02-12
4188115 Magnetic film carrier — 1980-02-12