Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Harold Berrey — 2 Patents

DPData Products: 2 patents #28 of 148Top 20%
Moorpark, CA: #194 of 446 inventorsTop 45%
California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,300,771 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5239312 Interlaced ink jet printing Dennis J. Merna, Kam C. Wong, Phil Ross Severance 1993-08-24
5197812 High accuracy vacuum belt and pinch roller media transport mechanism A. Justine Worley 1993-03-30