DW

Dorianne P. Walkama

📍 Newburyport, MA: #148 of 289 inventorsTop 55%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #1,970,380 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9757615 Exercise chair with spin seat — 2017-09-12
9533190 Exercise chair with spin seat — 2017-01-03