CD

Carl J. Demrick

HN Herder, N.V.: 3 patents #1 of 5Top 20%
SP Shepherd Products: 2 patents #2 of 10Top 20%
📍 Birmingham, MI: #220 of 851 inventorsTop 30%
🗺 Michigan: #18,390 of 86,293 inventorsTop 25%
Overall (All Time): #1,065,245 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D285336 Picture window fireplace screen Ronald D. Hussey 1986-08-26
D281901 Picture window fireplace screen Ronald D. Hussey 1985-12-24
4283810 Dual wheel caster body structure 1981-08-18
4282629 Socket for caster mounting Frederick C. Greene 1981-08-11
4213226 Bushing and grease retainer for casters 1980-07-22