WK

William L. Kjelgaard

AL Agresearch Limited: 3 patents #39 of 547Top 8%
📍 State College, PA: #345 of 1,195 inventorsTop 30%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,683,186 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4385500 Method and apparatus for the adiabatic expansion of liquid anhydrous ammonia Paul M. Anderson 1983-05-31
4310344 Method and apparatus for the adiabatic expansion of liquid anhydrous ammonia Paul M. Anderson 1982-01-12
4310555 Method and apparatus for the adiabatic expansion of liquid anhydrous ammonia Paul M. Anderson 1982-01-12