JJ

John W. Greenleaf, Jr.

SP Sperry: 1 patents #355 of 841Top 45%
📍 Springfield, PA: #99 of 190 inventorsTop 55%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,040,964 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4471456 Multifunction network Michael H. Branigin, Max P. Day 1984-09-11