DW

Dan Williamson

BT Bioject Medical Technologies: 1 patents #3 of 6Top 50%
HA Halliburton: 1 patents #490 of 857Top 60%
Overall (All Time): #1,601,866 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6676630 Needle-free injection system Sergio Landau, John R. Marshall 2004-01-13
5701957 Well perforator isolation apparatus and method James Andrew Mills, John J. Ryan 1997-12-30
D380563 Automotive stop light bulb 1997-07-01