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

Tropel — 24 Patents

Rank (All Time): #25,425 of 105,917Top 25%
19 inventors
24 Patents All Time

Patents per Year

Patents granted per year, 1981 to 2003Bar chart with a peak of 6 patents in 1999.peak 61981: 1 patents19811982: 1 patents1994: 2 patents19941995: 1 patents1996: 1 patents19961997: 3 patents1998: 5 patents19981999: 6 patents2000: 1 patents20002001: 1 patents2002: 1 patents20022003: 1 patents2003

Top Inventors at Tropel All Time

Showing 1–19 of 19 inventors

RankNamePatents
1 John H. Bruning 10
2 Andrew W. Kulawiec 6
3 James Edward Platten 4
3 Mark Joseph Tronolone 4
#5 Jon Fleig 3
#5 Paul G. Dewa 3
#5 Paul Francis Michaloski 3
#8 Anthony R. Phillips, Jr. 2
#8 Chunsheng Huang 2
#10 Richard S. Hordin 1
#10 C. Theodore Tienvieri 1
#10 Alan D. White 1
#10 Bryan D. Stone 1
#10 Dag Lindquist 1
#10 David Shafer 1
#10 James E. Webb 1
#10 Joseph P. Kleiber 1
#10 Robert C. Moore 1
#10 Steven J Vankerkhove 1