Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dan Llewellyn — 3 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
ACArrow Fastener Company: 1 patents #29 of 38Top 80%
Woodcliff Lake, NJ: #50 of 116 inventorsTop 45%
New Jersey: #23,671 of 69,400 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Dan Llewellyn has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 2009 and the most recent in May 2017. Dan Llewellyn ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Dan Llewellyn in Woodcliff Lake, NJ, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9648946 Bottle for disinfecting toothbrush 2017-05-16
8974744 Bottle for disinfecting toothbrush 2015-03-10
7503400 Two shot power nailer 2009-03-17