WJ

Wallace E. Johnson

📍 Topsfield, MA: #51 of 151 inventorsTop 35%
🗺 Massachusetts: #23,459 of 88,656 inventorsTop 30%
Overall (All Time): #1,042,235 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6584720 Gun sight zero checking device 2003-07-01
6440349 Process and apparatus for candle-making 2002-08-27
4594090 High nutrient content fertilizers 1986-06-10
4582241 Force transmitting toggle assembly 1986-04-15
4468930 Freeze crystallization subassembly 1984-09-04