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USPTO Patent Rankings Data through Sept 30, 2025
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Gkn Sinter Metals — 94 Patents

Rank (All Time): #7,548 of 106,127Top 8%
84 inventors
94 Patents All Time

Top Inventors at Gkn Sinter Metals All Time

Showing 1–50 of 84 inventors

RankNamePatents
1 Ian W. Donaldson 15
2 Joel H. Mandel 14
3 Timothy E. Geiman 10
#4 Alfred J. Chiesa 8
#4 Alan C. Taylor 8
#6 Donald Paul Bishop 7
#6 Josef Bachmann 7
#6 Richard L. Hexemer, Jr. 7
#9 Donald D. Cooper 6
#9 Ewald May 6
#9 Henry J. Knott 6
#12 Donald J. Phillips 5
#12 Eberhard Ernst 5
#12 Terry M. Cadle 5
#12 Virgiliu-Adrian Savu 5
#12 Antonio Casellas 5
#17 David E. Lenhart 4
#17 Gary R. Draxler 4
#17 Jeffrey W. Lemke 4
#17 Rainer Schmitt 4
#17 Rolf Schwarze 4
#22 Gerhard Kotthoff 3
#22 John D. Gurosik 3
#22 Jude D. Schlimm 3
#22 Rainer Gruber 3
#22 Sascha Frey 3
#27 Damien J. Fron 2
#27 Hank J. Knott 2
#27 Lars Wimbert 2
#27 Michael A. Dunkle 2
#27 Peter Neumann 2
#27 Randy Williams Cooke 2
#27 Randy William Cooke 2
#27 Rene Lindenau 2
#27 Steven Aharrah, II 2
#27 Thomas Rothig 2
#27 Andreas Kuhstoss 2
#38 Bernhard Brust 1
#38 Berthold Morber 1
#38 Bernhard Terfloth 1
#38 Björn Leupold 1
#38 Branko Cvetkovic 1
#38 Brandon A. Nichols 1
#38 Carl J. Langraff 1
#38 Christopher D. Boland 1
#38 Diego Fax 1
#38 Douglas R. O'Hara 1
#38 Gerald Michael Malen 1
#38 Hans-Joachim Betsch 1
#38 Harald Neubert 1