RD

Richard Donahue

📍 Millis, MA: #48 of 95 inventorsTop 55%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #1,761,659 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11981590 Multiple chamber septic tank with a plurality of large and small access ports John R. Smith, Ron Keffer, Robert Horger, Andrew C. Middleton, Robin L. Weightman +1 more 2024-05-14
D256850 Safety restraint vest or the like 1980-09-16