KD

Kenneth S. DuFour

📍 Sanford, NC: #56 of 168 inventorsTop 35%
🗺 North Carolina: #18,756 of 45,564 inventorsTop 45%
Overall (All Time): #2,341,920 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4666073 Spring biased spool type valve controller for a pneumatic dual diaphragm control system — 1987-05-19
4655378 Differential pressure biased spool type valve controller for a pneumatic dual diaphragm control system — 1987-04-07