DM

Donald S. Martenson

📍 Canby, OR: #13 of 152 inventorsTop 9%
🗺 Oregon: #5,149 of 28,073 inventorsTop 20%
Overall (All Time): #671,724 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
4611572 Low emission stove 1986-09-16
4483312 Free standing stove 1984-11-20
4426992 Free standing stove 1984-01-24
4359040 Free standing stove 1982-11-16
4328783 Portable paper burning cookstove 1982-05-11
D262595 Portable cookstove 1982-01-12
4305373 Fireplace furnace 1981-12-15
4263889 Combination fireplace furnace and cookstove 1981-04-28