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

Douglas Yip

DIData I/O: 3 patents #15 of 52Top 30%
Bellevue, WA: #2,319 of 6,950 inventorsTop 35%
Washington: #23,018 of 76,902 inventorsTop 30%
Overall (All Time): #1,282,716 of 4,157,543Top 35%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5898282 Control system for a hybrid vehicle Piotr Drozdz 1999-04-27
4998250 Method and apparatus for determining an internal state of an electronic component F. David Kohlmeier, Kellee J. Crisafulli, Stephen A. Kaufer, John P. Rostykus 1991-03-05
4840576 Zero insertion force socket for surface-mounted integrated circuits David S. Nierescher 1989-06-20
4837653 Quasi-power measurement circuit 1989-06-06