GS

Graham T. Sharp

HL Hill & Smith Limited: 2 patents #3 of 16Top 20%
Overall (All Time): #1,516,958 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9121149 Posts for road safety barrier Sean Billingham, John M. Walton, Steve Wells, Matt Harriman 2015-09-01
8985891 Posts for road safety barrier Sean Billingham, John M. Walton 2015-03-24
7497640 Road safety barriers Sean Billingham, John M. Walton 2009-03-03