GO

Gerard R. O'Brien

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #3,560,296 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6464022 Mobile horizontal directional boring apparatus and method for use in boring from existing utility manholes Gregory Moore, Harry Hutch 2002-10-15