RC

Randall P. Crothers

MA Manville: 5 patents #8 of 159Top 6%
📍 Littleton, CO: #273 of 1,939 inventorsTop 15%
🗺 Colorado: #7,649 of 40,980 inventorsTop 20%
Overall (All Time): #894,828 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D295328 Area light Robert L. Ewing, John W. Harvey, Richard G. Armstrong 1988-04-19
D294646 Area light Robert L. Ewing, John W. Harvey, Richard G. Armstrong 1988-03-08
D294523 Area light Robert L. Ewing, John W. Harvey, Richard G. Armstrong 1988-03-01
D294397 Area light Robert L. Ewing, John W. Harvey, Richard G. Armstrong 1988-02-23
D294066 Area light Robert L. Ewing, John W. Harvey, Richard G. Armstrong 1988-02-02
D293721 Area light Robert L. Ewing, John W. Harvey, Richard G. Armstrong 1988-01-12