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

Chamberlain Manufacturing

Rank (All Time): #24,626 of 106,127Top 25%
24 inventors
25 Patents All Time

Top Inventors at Chamberlain Manufacturing All Time

Showing 1–24 of 24 inventors

RankNamePatents
1 Kiyoshi Iha 6
2 Susanne G. Henry 4
3 Kazuo Tsunemura 3
#4 Bernard J. Wojciak, Jr. 2
#4 C. K. Krishnakumar 2
#4 Carl T. Heitschel 2
#4 Colin B. Willmott 2
#4 Joseph W. Twardowski 2
#4 Wayne Robert Schindler 2
#10 Clyde Schafer 1
#10 David W. Prine 1
#10 Daniel L. Queen 1
#10 Philip A. Saigh 1
#10 Pranas Budininkas 1
#10 Robert E. Bullock 1
#10 Warren B. Depperman 1
#10 William Herbert Sims, III 1
#10 William J. Westerman 1
#10 Gerald D. Cassiere 1
#10 P. A. Saigh 1
#10 Robert B. Toenjes 1
#10 Frank J. Liotine 1
#10 Robert C. Skar 1
#10 Anthony T. Janiszewski 1