DP

Donna Pingel

PE Pingel Enterprise: 23 patents #2 of 2Top 100%
📍 Grand Marsh, WI: #2 of 3 inventorsTop 70%
🗺 Wisconsin: #1,124 of 40,088 inventorsTop 3%
Overall (All Time): #140,269 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
D330712 Fuel filter Wayne Pingel 1992-11-03
4957138 Anti-siphoning device for a reserve metering valve Wayne Pingel 1990-09-18
4250921 Reserve metering valve Wayne Pingel 1981-02-17