Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DW

Dan Williamson — 3 Patents

BTBioject Medical Technologies: 1 patents #3 of 6Top 50%
HAHalliburton: 1 patents #490 of 857Top 60%
Anchorage, AK: #100 of 588 inventorsTop 20%
Alaska: #188 of 1,355 inventorsTop 15%
Overall (All Time): #1,601,866 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

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