JC

John W. Craig

SP Sperry: 1 patents #30 of 162Top 20%
📍 Sudbury, MA: #6 of 29 inventorsTop 25%
🗺 Massachusetts: #329 of 1,827 inventorsTop 20%
Overall (1982): #53,549 of 81,411Top 70%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4341964 Precision time duration detector Chad S. Chi 1982-07-27