Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RC

Ranco Co.

Rank (All Time): #14,184 of 106,127Top 15%
48 inventors
46 Patents All Time

Top Inventors at Ranco Co. All Time

Showing 1–48 of 48 inventors

RankNamePatents
1 Guglielmo Rossi 11
2 Gunter Piesche 4
3 Pandu R. Cholkeri 3
#4 Brian Enderle 2
#4 Dieter Gabler 2
#4 Lee A. White 2
#4 Mario Gemma 2
#4 Roland B. Caldwell 2
#4 Robert Todd Marks 2
#4 William D. Kramer 2
#4 William P. Tanguay 2
#12 Carl N. Johnson 1
#12 Charles W. Grant 1
#12 Dale G. Hall 1
#12 David M. Walker 1
#12 Don C. Walley 1
#12 Gary Russo 1
#12 Hans Bosing 1
#12 Jay P. Griswold 1
#12 Jimmie D. Gillett 1
#12 Kelly S. Gagne 1
#12 Philip C. Hawken 1
#12 Richard R. Garcia 1
#12 Robert Moses 1
#12 Robert F. Purssell 1
#12 Roger L. Sieling 1
#12 Royal H. Sites 1
#12 Russell G. Attridge, Jr. 1
#12 Terrence J. Troyer 1
#12 Themistocles H. Gliatas 1
#12 Ursula Eysholdt 1
#12 Vincenzo Ferloni 1
#12 Walter V. Hobbs 1
#12 Werner Schneck 1
#12 William J. Houk 1
#12 Alain Vivares 1
#12 Hans Boesing 1
#12 Alan Pelczyk 1
#12 Alfred J. Woollard 1
#12 Hemant Phadke 1
#12 Burghard Baehr 1
#12 Gerd Mulier 1
#12 Alois Krammer 1
#12 Harold E. Hersey 1
#12 Albert L. Fowler 1
#12 Alan G. Henderson 1
#12 Alastair K. Stevenson 1
#12 Andrew Kulick 1