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

Magma Copper — 6 Patents

Rank (All Time): #87,454 of 105,732Top 85%
19 inventors
6 Patents All Time

Patents per Year

Patents granted per year, 1987 to 1996Bar chart with a peak of 2 patents in 1989.peak 21987: 1 patents19871989: 2 patents19891994: 1 patents19941995: 1 patents19951996: 1 patents1996

Top Inventors at Magma Copper All Time

Showing 1–19 of 19 inventors

RankNamePatents
1 Michael A. Eamon 2
1 Peter Peckham 2
1 Stephen J. Kohut 2
#4 Charles A. Glockner 1
#4 Raymond D. Beneitone 1
#4 Adam G. Bay 1
#4 Bradford A. Mills 1
#4 David P. Burgess 1
#4 Gaylord W. Dopson 1
#4 Jackson G. Jenkins 1
#4 James L. Sorensen 1
#4 Ronald K. Haines 1
#4 Roger N. Wright 1
#4 Sharon K. Young 1
#4 Sidney J. Clouser 1
#4 Stephen I. Kohut 1
#4 Thomas L. Jordan 1
#4 Wendy M. Gort 1
#4 Mark D. Yarbro 1

Most Valuable Patents

All 100 most valuable US patents →