RF

Roger F. French

📍 Jackson, NH: #1 of 1 inventorsTop 100%
🗺 New Hampshire: #17 of 239 inventorsTop 8%
Overall (1982): #8,526 of 81,411Top 15%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
RE31032 Solar water heater 1982-09-21
4341202 Phase-change heat transfer system 1982-07-27