Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Charles & Colvard

Rank (All Time): #62,897 of 106,127Top 60%
2 inventors
9 Patents All Time

Top Inventors at Charles & Colvard All Time

Showing 1–2 of 2 inventors

RankNamePatents
1 Don O'Connell 8
2 Suzanne T. Miglucci 1