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USPTO Patent Rankings Data through Sept 30, 2025
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Research By Copperhead Hill — 1 Patent in 2002

Rank (2002): #12,443 of 18,242Top 70%
1 inventors
1 Patents 2002

Top Inventors at Research By Copperhead Hill 2002

Showing 1–1 of 1 inventors

RankNamePatents
1 Robert Dulin 1