JC

James Graham Campbell

NP Northern Engineering Industries Plc: 1 patents #11 of 45Top 25%
📍 Derby, NV: #2 of 2 inventorsTop 100%
Overall (All Time): #2,184,773 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6964081 Soft floor scrubber David E. Clement, Joseph J. Guzik, Peter D. Magdos 2005-11-15
4320568 Method of expanding tubular members Clive A. Herrod 1982-03-23