Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Ledingham — 2 Patents

Manotick, CA: #28 of 77 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert Ledingham has been granted 2 US patents. All of these patents were granted in 2007. Robert Ledingham ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert Ledingham in Manotick, ON, CA.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7263518 Database architecture for an air traffic information system Keith Penny, Roman Zak, Jeff Zanin, Howard Aikins 2007-08-28
7203596 Air traffic information display system Keith Penny, Roman Zak, Jaff Zanin, Howard Aikins 2007-04-10