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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RI

Rotec Industries — 14 Patents

Rank (All Time): #40,426 of 105,732Top 40%
9 inventors
14 Patents All Time

Patents per Year

Patents granted per year, 1981 to 2009Bar chart with a peak of 3 patents in 1989.peak 31981: 2 patents19811985: 1 patents1986: 1 patents19861989: 3 patents1993: 1 patents19931997: 1 patents1998: 1 patents19982001: 1 patents2002: 1 patents20022008: 1 patents2009: 1 patents2009

Top Inventors at Rotec Industries All Time

Showing 1–9 of 9 inventors

RankNamePatents
1 Robert F. Oury 13
2 Charles J. Arndt 4
3 A. Steven Ledger 3
3 Bruce Arndt 3
#5 Alan S. Ledger 2
#5 Joseph Gallione 2
#5 Mark S. Dingeldein 2
#8 James C. Graham 1
#8 Robert F. Oory 1