TI

Tristram Walker Metcalfe, III

📍 Plainfield, MA: #1 of 2 inventorsTop 50%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,085,460 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8112982 Charged particle thrust engine Walter Timmons Cardwell, Jr. 2012-02-14
7584601 Charged particle thrust engine Walter Timmons Cardwell, Jr. 2009-09-08