WP

William N. Powis

FI Fl Industries: 1 patents #9 of 27Top 35%
IT Itt: 1 patents #249 of 721Top 35%
📍 Sharon, PA: #27 of 77 inventorsTop 40%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,343,428 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4674475 Gas fired furnace — 1987-06-23
4573912 Space heater Charles Wade Albritton, William M. Graham 1986-03-04