Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Copeland Lp — 339 Patents

Rank (All Time): #2,328 of 105,732Top 3%
233 inventors
339 Patents All Time

Patents per Year

Patents granted per year, 1983 to 2025Bar chart with a peak of 37 patents in 2024.peak 371983: 4 patents19831984: 7 patents1985: 8 patents1986: 4 patents19861987: 2 patents1988: 7 patents1989: 4 patents19891990: 9 patents1991: 12 patents1992: 10 patents19921993: 6 patents1994: 18 patents1995: 17 patents19951996: 20 patents1997: 15 patents1998: 13 patents19981999: 7 patents2000: 15 patents2001: 20 patents20012002: 18 patents2003: 14 patents2004: 17 patents20042005: 5 patents2006: 5 patents2007: 2 patents20072008: 1 patents2011: 1 patents2023: 10 patents20232024: 37 patents2025: 26 patents2025

Top Inventors at Copeland Lp All Time

Showing 1–50 of 233 inventors

RankNamePatents
1 Jean-Luc M. Caillat 54
2 Hung M. Pham 39
3 Frank S. Wallis 23
3 Mark Bass 23
#5 Gary J. Anderson 17
#5 Hank Millet 17
#5 James W. Bush 17
#5 John P. Elson 17
#9 Vijay Bahel 16
#10 Andrew M. Welch 15
#10 Brian R. Butler 15
#10 Norman G. Beck 15
#10 Roger C. Weatherston 15
#14 Mickey Hickey 14
#14 Michael M. Perevozchikov 14
#16 Gregory P. Herroon 13
#16 James F. Fogt 13
#18 Kenneth J. Monnier 12
#19 Abtar Singh 10
#19 Harry Clendenin 10
#19 Stephen M. Seibel 10
#22 Jaroslav Blass 9
#22 Kent E. Logan 9
#22 Nagaraj Jayanth 9
#22 Roy J. Doepker 9
#26 Jeffrey L. Berning 8
#26 Kirill M. Ignatiev 8
#26 Robert C. Stover 8
#29 Marc J. Scancarello 7
#29 Matthew J. Swallow 7
#29 Michael Perevozchikov 7
#29 Natarajan Rajendran 7
#29 Walter T. Grassbaugh 7
#34 Jeffery D. Ramsey 6
#34 Steven C. Fairbanks 6
#34 Stuart Morgan 6
#34 Wayne R. Warner 6
#38 Francis M. Simpson 5
#38 Gary K. Fain 5
#38 Keith J. Reinhart 5
#38 Mikhail A. Antimonov 5
#38 Natalie M. Gehret 5
#38 Richard S. Tucker 5
#38 Theodore E. Tinsler 5
#38 Warren G. Williamson 5
#46 David N. Shaw 4
#46 Donald W. Rode 4
#46 Earl B. Muir 4
#46 Gerald L. Greschl 4
#46 Hubert Bukac 4

Most Valuable Patents

PatentEst. ValueYear
Compressor motor protection$834K1980
Compressor induction system$789K1980
Stator core stripping$694K1980

All 100 most valuable US patents →