Douglas Collins

AL Albright & Wilson Limited: 1 patents #46 of 94Top 50%

📍 Hitchin, GB: #61 of 119 inventorsTop 55%

Overall (All Time): #3,886,556 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5053119	Ore flotation	John D. Collins	1991-10-01