DH

David J. Hoogerwerf

CC Compressor Controls: 2 patents #12 of 30Top 40%
📍 Des Moines, IA: #247 of 657 inventorsTop 40%
🗺 Iowa: #6,094 of 15,303 inventorsTop 40%
Overall (All Time): #2,065,175 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8540498 Compressor-expander set critical speed avoidance Saul Mirsky, Wayne Jacobson 2013-09-24
8360744 Compressor-expander set critical speed avoidance Saul Mirsky, Wayne Jacobson, Nauman Islam 2013-01-29