Growing community of inventors

Liverpool, NY, United States of America

Michael Allan Ehrhart

Average Co-Inventor Count = 3.13

ph-index = 37

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 = 9,930

Michael Allan EhrhartRobert M Hussey (30 patents)Michael Allan EhrhartAndrew Longacre, Jr (29 patents)Michael Allan EhrhartThomas J Koziol (19 patents)Michael Allan EhrhartJames A Parker (10 patents)Michael Allan EhrhartWilliam H Havens (8 patents)Michael Allan EhrhartMelvin D McCall (7 patents)Michael Allan EhrhartCharles Paul Barber (7 patents)Michael Allan EhrhartRobert J Hennick (7 patents)Michael Allan EhrhartVivian Loomis Hunter (7 patents)Michael Allan EhrhartEric C Coleman (7 patents)Michael Allan EhrhartTodd A Dueker (7 patents)Michael Allan EhrhartColleen P Gannon (6 patents)Michael Allan EhrhartRobert C Gardiner (6 patents)Michael Allan EhrhartWalter Szrek (6 patents)Michael Allan EhrhartJeffrey A Pine (6 patents)Michael Allan EhrhartThomas Ruhlman (6 patents)Michael Allan EhrhartGeorge S Smith (5 patents)Michael Allan EhrhartCayetano Sanchez, Iii (5 patents)Michael Allan EhrhartTimothy P Meier (4 patents)Michael Allan EhrhartThomas Hawley (4 patents)Michael Allan EhrhartJohn Abraitis (4 patents)Michael Allan EhrhartRobert Boulay (4 patents)Michael Allan EhrhartClaude Lambert (4 patents)Michael Allan EhrhartFrancois Gougeon (4 patents)Michael Allan EhrhartDenis Mondou (4 patents)Michael Allan EhrhartEric P Jensen (2 patents)Michael Allan EhrhartJohn C Abraitis (2 patents)Michael Allan EhrhartJason Paul DiFraia (2 patents)Michael Allan EhrhartYnjiun P Wang (1 patent)Michael Allan EhrhartKevin John Ahearn (1 patent)Michael Allan EhrhartDavid Edward Quinn (1 patent)Michael Allan EhrhartStephen Patrick Deloge (1 patent)Michael Allan EhrhartJingquan Li (1 patent)Michael Allan EhrhartGeorge S Smith, Ii (1 patent)Michael Allan EhrhartJianhua Li (1 patent)Michael Allan EhrhartSven M A Powilleit (1 patent)Michael Allan EhrhartJames Montoro (1 patent)Michael Allan EhrhartCayetano Sanchez Iii (1 patent)Michael Allan EhrhartAndrew Longacre Jr (1 patent)Michael Allan EhrhartKevin O Ahearn (0 patent)Michael Allan EhrhartSven MA Powilleit (0 patent)Michael Allan EhrhartMichael Allan Ehrhart (55 patents)Robert M HusseyRobert M Hussey (103 patents)Andrew Longacre, JrAndrew Longacre, Jr (90 patents)Thomas J KoziolThomas J Koziol (36 patents)James A ParkerJames A Parker (11 patents)William H HavensWilliam H Havens (127 patents)Melvin D McCallMelvin D McCall (39 patents)Charles Paul BarberCharles Paul Barber (36 patents)Robert J HennickRobert J Hennick (31 patents)Vivian Loomis HunterVivian Loomis Hunter (19 patents)Eric C ColemanEric C Coleman (11 patents)Todd A DuekerTodd A Dueker (7 patents)Colleen P GannonColleen P Gannon (34 patents)Robert C GardinerRobert C Gardiner (32 patents)Walter SzrekWalter Szrek (15 patents)Jeffrey A PineJeffrey A Pine (10 patents)Thomas RuhlmanThomas Ruhlman (7 patents)George S SmithGeorge S Smith (9 patents)Cayetano Sanchez, IiiCayetano Sanchez, Iii (6 patents)Timothy P MeierTimothy P Meier (76 patents)Thomas HawleyThomas Hawley (13 patents)John AbraitisJohn Abraitis (6 patents)Robert BoulayRobert Boulay (6 patents)Claude LambertClaude Lambert (5 patents)Francois GougeonFrancois Gougeon (4 patents)Denis MondouDenis Mondou (4 patents)Eric P JensenEric P Jensen (10 patents)John C AbraitisJohn C Abraitis (2 patents)Jason Paul DiFraiaJason Paul DiFraia (2 patents)Ynjiun P WangYnjiun P Wang (274 patents)Kevin John AhearnKevin John Ahearn (181 patents)David Edward QuinnDavid Edward Quinn (102 patents)Stephen Patrick DelogeStephen Patrick Deloge (38 patents)Jingquan LiJingquan Li (26 patents)George S Smith, IiGeorge S Smith, Ii (19 patents)Jianhua LiJianhua Li (17 patents)Sven M A PowilleitSven M A Powilleit (7 patents)James MontoroJames Montoro (2 patents)Cayetano Sanchez IiiCayetano Sanchez Iii (1 patent)Andrew Longacre JrAndrew Longacre Jr (1 patent)Kevin O AhearnKevin O Ahearn (0 patent)Sven MA PowilleitSven MA Powilleit (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hand Held Products, Inc. (37 from 1,298 patents)

2. Welch Allyn, Inc. (10 from 873 patents)

3. Welch Allyn Data Collection, Inc. (7 from 24 patents)

4. Other (1 from 832,843 patents)


55 patents:

1. 10617350 - Method and apparatus for managing a biological condition

2. 10049346 - Medical device maintenance system

3. 9195868 - Optical reader having an imager

4. 9092762 - Medical device maintenance system

5. 9076054 - Image sensor based optical reader

6. 8794522 - Image capture apparatus and method

7. 8789758 - Picture taking reading apparatus

8. 8602309 - Bar code reading device for reading 1D or 2D bar code symbols

9. 8528818 - Optical reader having an imager

10. 8474722 - Image sensor based optical reader

11. 8439262 - Image capture apparatus and method

12. 8297511 - Picture taking optical reader

13. 8292180 - Optical reader having an imager

14. 8104686 - Apparatus comprising image sensor

15. 7878403 - Image sensor based optical reader

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12/25/2025
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