DH

Donald W. Heston

Caterpillar: 2 patents #39 of 387Top 15%
📍 Chillicothe, IL: #5 of 19 inventorsTop 30%
🗺 Illinois: #658 of 5,780 inventorsTop 15%
Overall (2003): #69,630 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6564554 Method and apparatus to control a turbocharger wastegate using exhaust pressure Robert L. Hercey, David Lehman 2003-05-20
6546919 Combined remote first intake air aftercooler and a second fluid from an engine cooler for an engine James J. Callas, Ronald Dupree 2003-04-15