DC

David Welford Chidakel

📍 Wellesley, MA: #452 of 837 inventorsTop 55%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,129,372 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7839290 Sonic building rescue beacon William H. Groves, Jr., Paul A. Boduch, Michael E. Beach 2010-11-23
7517221 Vertical extender for an electrical outlet which protects pets and children from shock hazards William H. Groves, Jr., Paul A. Boduch, Michael E. Beach 2009-04-14