WM

William McGrath

Overall (All Time): #1,420,558 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11441275 Safety surface materials 2022-09-13
6875500 Flexible flooring system 2005-04-05
4299270 Earth energy sink 1981-11-10