RL

Ralph C. Longsworth

SA Sumitomo (Shi) Cryogenics Of America: 2 patents #1 of 3Top 35%
📍 Allentown, PA: #22 of 102 inventorsTop 25%
🗺 Pennsylvania: #1,176 of 7,529 inventorsTop 20%
Overall (2017): #114,119 of 506,227Top 25%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9581360 Gas balanced cryogenic expansion engine Stephen Dunn, John Borchers 2017-02-28
9546647 Gas balanced brayton cycle cold water vapor cryopump 2017-01-17