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

Rotabolt Limited — 5 Patents

Rank (All Time): #102,527 of 105,732Top 100%
3 inventors
5 Patents All Time

Patents per Year

Patents granted per year, 1985 to 1995Bar chart with a peak of 2 patents in 1993.peak 21985: 1 patents19851993: 2 patents19931994: 1 patents19941995: 1 patents1995

Top Inventors at Rotabolt Limited All Time

Showing 1–3 of 3 inventors

RankNamePatents
1 Brian Walton 3
2 John A. B. Hirst 1
2 Philip Scott 1