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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Roy Eng — 2 Patents

EDEikon Device: 1 patents #5 of 11Top 50%
Ottawa, CA: #2,643 of 6,399 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Roy Eng has been granted 2 US patents while listed as an inventor at Eikon Device. The first was granted in 2009 and the most recent in August 2013. Roy Eng ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Roy Eng in Ottawa, ON, CA.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D687775 Power supply for a tattoo machine Mike McGuire, Mett Herlihey 2013-08-13
7549398 Adjustable wheelchair for pets Mark C. Robinson, Michael McGuire 2009-06-23