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

Prutec Limited — 17 Patents

Rank (All Time): #33,912 of 105,732Top 35%
18 inventors
17 Patents All Time

Patents per Year

Patents granted per year, 1983 to 1989Bar chart with a peak of 4 patents in 1985.peak 41983: 1 patents19831984: 2 patents19841985: 4 patents19851986: 2 patents19861987: 4 patents19871988: 2 patents19881989: 2 patents1989

Top Inventors at Prutec Limited All Time

Showing 1–18 of 18 inventors

RankNamePatents
1 John Kelshaw Conway 3
1 Thomas W. Ottley 3
3 Anthony F. Blaine 2
3 Claus Dahne 2
3 Richard Stephen Thom 2
#6 Augustinus W. Verheijen 1
#6 Alexander Speirs Laurie 1
#6 Charles E. Bryan 1
#6 Donald R. Simon 1
#6 Georges Revillet 1
#6 John F. Place 1
#6 Peter J. Bassett 1
#6 Raymond W. Simpson 1
#6 Ranald M. Sutherland 1
#6 Robert C. Whelan 1
#6 Timothy J. N. Carter 1
#6 Vaclav Kirsner 1
#6 William C. Nixon 1