Patent Leaderboard
All Time
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
Search
Companies
Inventors
Cities
States
HS
Hill-Rom Services
Rank (All Time):
#644
of 106,127
Top 1%
946 inventors
1,313
Patents All Time
Top Inventors at Hill-Rom Services
All Time
Showing 1–50 of 946 inventors
Rank
Name
Patents
1
Robert M. Zerhusen
166
2
Richard H. Heimbrock
145
3
Carl W. Riley
106
#4
David L. Ribble
93
#5
Charles A. Lachenbruch
89
#5
David W. Hornbach
89
#7
David C. Newkirk
83
#8
Jonathan D. Turner
81
#9
Richard J. Schuman
80
#10
Irvin J. Vanderpohl, III
79
#11
Timothy J. Receveur
74
#12
Keith A. Huster
74
#12
Gregory W. Branson
73
#14
Eric R. Meyer
68
#15
Kenneth L. Kramer
66
#16
James M. Allen
52
#16
Kirsten M. Emmons
52
#18
Dan R. Tallent
47
#18
Kenith W. Chambers
47
#18
Steven A. Dixon
47
#18
Timothy D. Wildman
47
#22
Aziz A. Bhai
46
#23
Patricia A. Glidewell
44
#23
Williams F. Collins, Jr.
44
#25
Christopher R. O'Keefe
41
#25
Michael S. Hood
41
#27
Dennis J. Gallant
40
#28
Darrell L. Metz
39
#28
James L. Walke
39
#30
Frank E. Sauser
37
#30
James R. Stolpmann
37
#32
Eric D. Agdeppa
36
#32
John P. Biondo
36
#32
John Vogel
36
#32
Thomas F. Heil
36
#36
David P. Lubbers
35
#37
Christian H. Reinke
33
#37
John D. Christie
33
#37
Andrew F. Skinner
33
#40
Jeffrey R. Welling
32
#40
Rachel L. Williamson
32
#40
Ryan A. Reeder
32
#43
Sandy M. Richards
31
#44
Charles A. Howell
30
#44
Neal Wiggermann
30
#46
Douglas A. Seim
29
#46
William L. Jacques, II
29
#48
Bradley T. Wilson
28
#48
Francis C. Ganance
28
#48
James K. Findlay
28
1
2
3
Next »