RL

Ralph C. Longsworth

SA Sumitomo (Shi) Cryogenics Of America: 1 patents #1 of 1Top 100%
📍 Allentown, PA: #34 of 101 inventorsTop 35%
🗺 Pennsylvania: #2,361 of 7,706 inventorsTop 35%
Overall (2022): #293,156 of 548,613Top 55%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11215385 Hybrid Gifford-McMahon-Brayton expander — 2022-01-04