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

Stephen A. Kaufer

DIData I/O: 1 patents #28 of 52Top 55%
Seattle, WA: #14,120 of 21,776 inventorsTop 65%
Washington: #48,111 of 76,902 inventorsTop 65%
Overall (All Time): #3,871,515 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4998250 Method and apparatus for determining an internal state of an electronic component F. David Kohlmeier, Kellee J. Crisafulli, John P. Rostykus, Douglas Yip 1991-03-05