JA

John M. Alden

AF Alden Research Foundation: 2 patents #6 of 14Top 45%
📍 Needham, MA: #419 of 796 inventorsTop 55%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,368,432 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4358778 Adjustable blade for facsimile recording machine George C. Williams 1982-11-09
4234886 Electric graphic recorder George C. Williams 1980-11-18