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USPTO Patent Rankings Data through Dec 31, 2025
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Douglas Yip — 4 Patents

DIData I/O: 3 patents #15 of 52Top 30%
Bellevue, WA: #2,352 of 6,950 inventorsTop 35%
Washington: #23,275 of 76,902 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Douglas Yip has been granted 4 US patents while listed as an inventor at Data I/O. The first was granted in 1989 and the most recent in April 1999. Douglas Yip ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Douglas Yip in Bellevue, WA, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
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 $622,000
4840576 Zero insertion force socket for surface-mounted integrated circuits David S. Nierescher 1989-06-20 $312,000
4837653 Quasi-power measurement circuit 1989-06-06 $322,000