Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David O'Rourke — 4 Patents

RCRca: 2 patents #592 of 1,739Top 35%
Philadelphia, PA: #992 of 4,834 inventorsTop 25%
Pennsylvania: #19,360 of 74,527 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
David O'Rourke has been granted 4 US patents while listed as an inventor at Rca. The first was granted in 1985 and the most recent in November 2023. David O'Rourke ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list David O'Rourke in Philadelphia, PA, US.

Patents per Year

Patents granted per year, 1985 to 2023Bar chart with a peak of 2 patents in 1985.peak 21985: 2 patents19852008: 1 patents20082023: 1 patents2023

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11810410 Contactless delivery locker system Adam O'Rourke, Dennis Draleau, Michele Kay Schuster 2023-11-07
7395194 Information management and control system Richard Sean O'Rourke, Kevin Keenan 2008-07-01
4562410 Phase lock loop prepositioning apparatus with feedback control 1985-12-31 $2,359,000
4562411 Prepositioning circuit for phase lock loop Richard Yeager 1985-12-31 $2,359,000