Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JC

John A. Calma

EAEaton: 1 patents #1,900 of 3,708Top 55%
Selden, NY: #32 of 76 inventorsTop 45%
New York: #67,335 of 115,490 inventorsTop 60%
Overall (All Time): #3,897,026 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4904935 Electrical circuit board text fixture having movable platens Thomas Joy 1990-02-27