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

Sealed Power — 21 Patents

Rank (All Time): #27,493 of 105,732Top 30%
16 inventors
21 Patents All Time

Patents per Year

Patents granted per year, 1980 to 1989Bar chart with a peak of 3 patents in 1980.peak 31980: 3 patents19801981: 3 patents19811982: 2 patents19821983: 2 patents19831984: 2 patents19841985: 3 patents19851986: 3 patents19861987: 1 patents19871988: 1 patents19881989: 1 patents1989

Top Inventors at Sealed Power All Time

Showing 1–16 of 16 inventors

RankNamePatents
1 A. David Joseph 7
2 David L. Anderson 6
3 Frank G. Warrick 4
#4 Charles J. Mullally 3
#4 John L. Hendrixon 3
#6 Robert Hitchcock 2
#6 Robert M. Tamburrino 2
#8 Allen Pearson 1
#8 David Domanchuk 1
#8 Jerome J. Bush 1
#8 Kenneth E. Kueny 1
#8 Lawrence A. Provost 1
#8 M. Lewis Davis 1
#8 Robert Boyer 1
#8 Robert R. Rositch 1
#8 Steven Brown 1

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