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

Bowthorpe-Hellermann Limited — 13 Patents

Rank (All Time): #42,981 of 105,732Top 45%
13 inventors
13 Patents All Time

Patents per Year

Patents granted per year, 1981 to 1993Bar chart with a peak of 3 patents in 1981.peak 31981: 3 patents19811985: 2 patents19851987: 2 patents19871988: 1 patents19881991: 1 patents19911992: 2 patents19921993: 2 patents1993

Top Inventors at Bowthorpe-Hellermann Limited All Time

Showing 1–13 of 13 inventors

RankNamePatents
1 Mathew McCormick 3
1 Raymond C. Foss 3
3 John G. Walker 2
#4 Paul H. F. Willer 1
#4 David Gray 1
#4 Gerald Avison 1
#4 Horst Schlottke 1
#4 John William Teape 1
#4 Michael Sleeman 1
#4 Michael J. Stevens 1
#4 Nigel J. Gregory 1
#4 Peter Lee 1
#4 Robin Louvel 1