JL

Joseph M. Lewen

📍 Brookfield, IL: #71 of 128 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,868,569 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4987751 Process to expand the temperature glide of a non-azeotropic working fluid mixture in a vapor compression cycle 1991-01-29