DH

David L. Hansen

LS Landfill Service: 7 patents #1 of 2Top 50%
LT Landfill Technologies: 5 patents #1 of 2Top 50%
LP Lsc Environmental Products: 4 patents #3 of 5Top 60%
GI Great Plains Industries: 2 patents #7 of 20Top 35%
TU The Western Union: 2 patents #113 of 250Top 50%
FD First Data: 1 patents #308 of 590Top 55%
EA Eaton: 1 patents #1,900 of 3,708Top 55%
📍 Ivins, UT: #2 of 11 inventorsTop 20%
🗺 Utah: #533 of 19,430 inventorsTop 3%
Overall (All Time): #138,394 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
4917733 Pozzolanic mixture for stabilizing landfill leachate 1990-04-17
4679488 Integral rotational displacement sensor for an hydraulic motor Gary W. Krutz 1987-07-14
D281198 Aquatic exercise tank 1985-10-29