DW

Donald C. Welch

TT The Trane: 2 patents #10 of 54Top 20%
📍 La Crosse, WI: #110 of 263 inventorsTop 45%
🗺 Wisconsin: #17,084 of 40,088 inventorsTop 45%
Overall (All Time): #2,357,923 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D276933 Heat exchanger Christopher P. Yoerg 1984-12-25
4446915 Heat exchanger tube circuits Christopher P. Yoerg 1984-05-08