RL

Ralph C. Longsworth

SC Shi-Apd Cryogenics: 1 patents #1 of 1Top 100%
SI Sumitomo Heavy Industries: 1 patents #8 of 42Top 20%
📍 Allentown, PA: #33 of 115 inventorsTop 30%
🗺 Pennsylvania: #1,792 of 6,061 inventorsTop 30%
Overall (2011): #189,459 of 364,097Top 55%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7997088 Hybrid spool valve for multi-port pulse tube — 2011-08-16