Growing community of inventors

Cincinnati, OH, United States of America

Robert Mark Zerhusen

Average Co-Inventor Count = 3.31

ph-index = 36

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 4,381

Robert Mark ZerhusenRichard Henry Heimbrock (40 patents)Robert Mark ZerhusenDavid W Hornbach (32 patents)Robert Mark ZerhusenDavid C Newkirk (25 patents)Robert Mark ZerhusenCarl William Riley (18 patents)Robert Mark ZerhusenIrvin John Vanderpohl, Iii (16 patents)Robert Mark ZerhusenJames Maurice Allen (16 patents)Robert Mark ZerhusenAziz Ali Bhai (16 patents)Robert Mark ZerhusenKenneth L Kramer (15 patents)Robert Mark ZerhusenJonathan D Turner (14 patents)Robert Mark ZerhusenJames L Walke (14 patents)Robert Mark ZerhusenJames K Findlay (14 patents)Robert Mark ZerhusenNicholas C Batta (14 patents)Robert Mark ZerhusenMark Chiacchira (14 patents)Robert Mark ZerhusenMatthew R Knue (14 patents)Robert Mark ZerhusenEric R Meyer (13 patents)Robert Mark ZerhusenRyan Anthony Reeder (13 patents)Robert Mark ZerhusenTimothy D Wildman (13 patents)Robert Mark ZerhusenMichael E Cerimele (13 patents)Robert Mark ZerhusenNicholas A Mann (13 patents)Robert Mark ZerhusenDavid P Lubbers (12 patents)Robert Mark ZerhusenBrian J Hoffman (11 patents)Robert Mark ZerhusenKenith W Chambers (10 patents)Robert Mark ZerhusenJames R Stolpmann (10 patents)Robert Mark ZerhusenDan R Tallent (10 patents)Robert Mark ZerhusenBrent E Goodwin (10 patents)Robert Mark ZerhusenJeffrey R Welling (10 patents)Robert Mark ZerhusenAndrew F Skinner (10 patents)Robert Mark ZerhusenEugene E Osborne (10 patents)Robert Mark ZerhusenDouglas J Menkedick (10 patents)Robert Mark ZerhusenGlenn C Suttman (10 patents)Robert Mark ZerhusenDavid A Albersmeyer (10 patents)Robert Mark ZerhusenGregory J Figel (10 patents)Robert Mark ZerhusenBrandon P Fisk (10 patents)Robert Mark ZerhusenSteven J Schwartz (10 patents)Robert Mark ZerhusenPaul R Weil (10 patents)Robert Mark ZerhusenJoshua William Shenk (10 patents)Robert Mark ZerhusenJohn B Wilker, Jr (10 patents)Robert Mark ZerhusenTerry L Richter (10 patents)Robert Mark ZerhusenJohn David Vogel (9 patents)Robert Mark ZerhusenSteven Alan Dixon (9 patents)Robert Mark ZerhusenJohn D Christie (9 patents)Robert Mark ZerhusenFrancis Charles Ganance (9 patents)Robert Mark ZerhusenJohn G Byers (9 patents)Robert Mark ZerhusenTimothy A Lane, Ii (8 patents)Robert Mark ZerhusenTimothy Joseph Receveur (7 patents)Robert Mark ZerhusenChristian H Reinke (7 patents)Robert Mark ZerhusenMichael Scott Hood (7 patents)Robert Mark ZerhusenDouglas A Seim (7 patents)Robert Mark ZerhusenJack Wilker, Jr (7 patents)Robert Mark ZerhusenDavid Lance Ribble (6 patents)Robert Mark ZerhusenCharles A Lachenbruch (6 patents)Robert Mark ZerhusenNeal Wiggermann (6 patents)Robert Mark ZerhusenPeter Michael Wukusick (6 patents)Robert Mark ZerhusenBrian T Wiggins (6 patents)Robert Mark ZerhusenScott M Corbin (6 patents)Robert Mark ZerhusenDavid W Hensley (6 patents)Robert Mark ZerhusenEric David Benz (6 patents)Robert Mark ZerhusenJonathan K Moenter (6 patents)Robert Mark ZerhusenGregory W Branson (5 patents)Robert Mark ZerhusenRichard Joseph Schuman, Sr (5 patents)Robert Mark ZerhusenKeith Adam Huster (5 patents)Robert Mark ZerhusenJohn P Biondo (5 patents)Robert Mark ZerhusenDarrell L Metz (5 patents)Robert Mark ZerhusenRachel L Williamson (5 patents)Robert Mark ZerhusenStephen M Holl (5 patents)Robert Mark ZerhusenJerome E Reckelhoff (5 patents)Robert Mark ZerhusenLori Ann Zapfe (4 patents)Robert Mark ZerhusenStephen R Hamberg (4 patents)Robert Mark ZerhusenMatthew C Visca (4 patents)Robert Mark ZerhusenKirsten M Emmons (3 patents)Robert Mark ZerhusenBrian Lee Lawrence (3 patents)Robert Mark ZerhusenFrank E Sauser (3 patents)Robert Mark ZerhusenEric D Agdeppa (3 patents)Robert Mark ZerhusenSandy Mark Richards (3 patents)Robert Mark ZerhusenJack Barney Sing (3 patents)Robert Mark ZerhusenJohn V Harmeyer (3 patents)Robert Mark ZerhusenRyan S Severns (3 patents)Robert Mark ZerhusenDarrell L Borgman (3 patents)Robert Mark ZerhusenBradley T Smith (3 patents)Robert Mark ZerhusenJoseph T Canter (3 patents)Robert Mark ZerhusenMichael Buccieri (3 patents)Robert Mark ZerhusenJohn W Koenig (2 patents)Robert Mark ZerhusenTroy D Acton (2 patents)Robert Mark ZerhusenEdward J Koors (2 patents)Robert Mark ZerhusenKenneth L Lilly (2 patents)Robert Mark ZerhusenGavin Martin Monson (1 patent)Robert Mark ZerhusenTodd P O'Neal (1 patent)Robert Mark ZerhusenChristopher Ryan O'Keefe (1 patent)Robert Mark ZerhusenCharles A Howell (1 patent)Robert Mark ZerhusenLuke Andrew Gibson (1 patent)Robert Mark ZerhusenJoshua A Williams (1 patent)Robert Mark ZerhusenJames Robert Risk, Jr (1 patent)Robert Mark ZerhusenMichael M Frondorf (1 patent)Robert Mark ZerhusenWilliam L Jacques, Ii (1 patent)Robert Mark ZerhusenDavid Lawrence Bedel (1 patent)Robert Mark ZerhusenStephen E Hutchison (1 patent)Robert Mark ZerhusenDonald E Smith (1 patent)Robert Mark ZerhusenRonald Kappeler (1 patent)Robert Mark ZerhusenDouglas E Borgman (1 patent)Robert Mark ZerhusenIbne Soreefan (1 patent)Robert Mark ZerhusenRobert Mark Zerhusen (169 patents)Richard Henry HeimbrockRichard Henry Heimbrock (165 patents)David W HornbachDavid W Hornbach (106 patents)David C NewkirkDavid C Newkirk (102 patents)Carl William RileyCarl William Riley (109 patents)Irvin John Vanderpohl, IiiIrvin John Vanderpohl, Iii (80 patents)James Maurice AllenJames Maurice Allen (61 patents)Aziz Ali BhaiAziz Ali Bhai (49 patents)Kenneth L KramerKenneth L Kramer (97 patents)Jonathan D TurnerJonathan D Turner (93 patents)James L WalkeJames L Walke (45 patents)James K FindlayJames K Findlay (31 patents)Nicholas C BattaNicholas C Batta (19 patents)Mark ChiacchiraMark Chiacchira (16 patents)Matthew R KnueMatthew R Knue (14 patents)Eric R MeyerEric R Meyer (83 patents)Ryan Anthony ReederRyan Anthony Reeder (83 patents)Timothy D WildmanTimothy D Wildman (48 patents)Michael E CerimeleMichael E Cerimele (26 patents)Nicholas A MannNicholas A Mann (21 patents)David P LubbersDavid P Lubbers (40 patents)Brian J HoffmanBrian J Hoffman (20 patents)Kenith W ChambersKenith W Chambers (56 patents)James R StolpmannJames R Stolpmann (56 patents)Dan R TallentDan R Tallent (47 patents)Brent E GoodwinBrent E Goodwin (39 patents)Jeffrey R WellingJeffrey R Welling (36 patents)Andrew F SkinnerAndrew F Skinner (34 patents)Eugene E OsborneEugene E Osborne (32 patents)Douglas J MenkedickDouglas J Menkedick (27 patents)Glenn C SuttmanGlenn C Suttman (26 patents)David A AlbersmeyerDavid A Albersmeyer (26 patents)Gregory J FigelGregory J Figel (24 patents)Brandon P FiskBrandon P Fisk (20 patents)Steven J SchwartzSteven J Schwartz (17 patents)Paul R WeilPaul R Weil (16 patents)Joshua William ShenkJoshua William Shenk (14 patents)John B Wilker, JrJohn B Wilker, Jr (14 patents)Terry L RichterTerry L Richter (13 patents)John David VogelJohn David Vogel (79 patents)Steven Alan DixonSteven Alan Dixon (48 patents)John D ChristieJohn D Christie (38 patents)Francis Charles GananceFrancis Charles Ganance (31 patents)John G ByersJohn G Byers (15 patents)Timothy A Lane, IiTimothy A Lane, Ii (23 patents)Timothy Joseph ReceveurTimothy Joseph Receveur (73 patents)Christian H ReinkeChristian H Reinke (45 patents)Michael Scott HoodMichael Scott Hood (43 patents)Douglas A SeimDouglas A Seim (35 patents)Jack Wilker, JrJack Wilker, Jr (23 patents)David Lance RibbleDavid Lance Ribble (96 patents)Charles A LachenbruchCharles A Lachenbruch (94 patents)Neal WiggermannNeal Wiggermann (40 patents)Peter Michael WukusickPeter Michael Wukusick (28 patents)Brian T WigginsBrian T Wiggins (25 patents)Scott M CorbinScott M Corbin (23 patents)David W HensleyDavid W Hensley (22 patents)Eric David BenzEric David Benz (18 patents)Jonathan K MoenterJonathan K Moenter (13 patents)Gregory W BransonGregory W Branson (85 patents)Richard Joseph Schuman, SrRichard Joseph Schuman, Sr (82 patents)Keith Adam HusterKeith Adam Huster (73 patents)John P BiondoJohn P Biondo (49 patents)Darrell L MetzDarrell L Metz (40 patents)Rachel L WilliamsonRachel L Williamson (35 patents)Stephen M HollStephen M Holl (27 patents)Jerome E ReckelhoffJerome E Reckelhoff (17 patents)Lori Ann ZapfeLori Ann Zapfe (19 patents)Stephen R HambergStephen R Hamberg (13 patents)Matthew C ViscaMatthew C Visca (13 patents)Kirsten M EmmonsKirsten M Emmons (54 patents)Brian Lee LawrenceBrian Lee Lawrence (41 patents)Frank E SauserFrank E Sauser (38 patents)Eric D AgdeppaEric D Agdeppa (37 patents)Sandy Mark RichardsSandy Mark Richards (33 patents)Jack Barney SingJack Barney Sing (31 patents)John V HarmeyerJohn V Harmeyer (25 patents)Ryan S SevernsRyan S Severns (23 patents)Darrell L BorgmanDarrell L Borgman (22 patents)Bradley T SmithBradley T Smith (17 patents)Joseph T CanterJoseph T Canter (14 patents)Michael BuccieriMichael Buccieri (14 patents)John W KoenigJohn W Koenig (32 patents)Troy D ActonTroy D Acton (17 patents)Edward J KoorsEdward J Koors (15 patents)Kenneth L LillyKenneth L Lilly (15 patents)Gavin Martin MonsonGavin Martin Monson (84 patents)Todd P O'NealTodd P O'Neal (46 patents)Christopher Ryan O'KeefeChristopher Ryan O'Keefe (43 patents)Charles A HowellCharles A Howell (36 patents)Luke Andrew GibsonLuke Andrew Gibson (28 patents)Joshua A WilliamsJoshua A Williams (26 patents)James Robert Risk, JrJames Robert Risk, Jr (22 patents)Michael M FrondorfMichael M Frondorf (19 patents)William L Jacques, IiWilliam L Jacques, Ii (18 patents)David Lawrence BedelDavid Lawrence Bedel (16 patents)Stephen E HutchisonStephen E Hutchison (15 patents)Donald E SmithDonald E Smith (14 patents)Ronald KappelerRonald Kappeler (13 patents)Douglas E BorgmanDouglas E Borgman (13 patents)Ibne SoreefanIbne Soreefan (13 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Hill-rom Services, Inc. (163 from 1,364 patents)

2. Hill-rom, Inc. (1 from 129 patents)

3. Liko Research & Development Ab (1 from 105 patents)

4. Holl-rom Services, Inc. (1 from 1 patent)


169 patents:

1. 12405586 - Person support systems and methods including a proning mode

2. 12350209 - Patient bed user interface having a dead front portion

3. 12336941 - Patient support apparatus having detachable barrier assembly

4. 12329717 - Control system for a patient therapy device

5. 12310903 - Preview function for continuous lateral rotation therapy

6. 12303444 - Person support apparatus having exercise therapy features

7. 12186249 - Multi-alert lights for hospital bed

8. 12144608 - Three-mode patient chair exit sensing

9. 12115115 - Security latch for user interface housing

10. 12109157 - Overhead arm assembly for patient bed

11. 12102577 - Mattress bladder control using a bleed valve

12. 12102579 - Patient support apparatus having patient lift

13. 12016809 - Head extension and transport handle system

14. 12005012 - Patient bed having exercise therapy apparatus

15. 11974964 - Patient support apparatus with integrated patient therapy device

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as of
9/10/2025
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