Growing community of inventors

Rochester, MI, United States of America

John G Opfer

Average Co-Inventor Count = 3.11

ph-index = 12

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 = 303

John G OpferTimothy W Anness (10 patents)John G OpferDennis Myles (8 patents)John G OpferMark D Hall (7 patents)John G OpferMark Surel (7 patents)John G OpferRalph V Gilles (6 patents)John G OpferIrina Zavatski (5 patents)John G OpferJoseph S Dehner (3 patents)John G OpferFreeman J Thomas (3 patents)John G OpferNorman D Kleiner (3 patents)John G OpferDavid C McKinnon (2 patents)John G OpferBrian H Nielander (1 patent)John G OpferRobert B McMahan (1 patent)John G OpferJeffrey C Gale (1 patent)John G OpferJoseph S Dehner (1 patent)John G OpferMatthew W Dunford (1 patent)John G OpferJohn D Bucci (1 patent)John G OpferJohn S Owens (1 patent)John G OpferRicardo Z Aneiros (1 patent)John G OpferTerrence A Dekoninck (1 patent)John G OpferJohn G Opfer (23 patents)Timothy W AnnessTimothy W Anness (77 patents)Dennis MylesDennis Myles (42 patents)Mark D HallMark D Hall (107 patents)Mark SurelMark Surel (7 patents)Ralph V GillesRalph V Gilles (13 patents)Irina ZavatskiIrina Zavatski (75 patents)Joseph S DehnerJoseph S Dehner (23 patents)Freeman J ThomasFreeman J Thomas (9 patents)Norman D KleinerNorman D Kleiner (7 patents)David C McKinnonDavid C McKinnon (22 patents)Brian H NielanderBrian H Nielander (115 patents)Robert B McMahanRobert B McMahan (56 patents)Jeffrey C GaleJeffrey C Gale (48 patents)Joseph S DehnerJoseph S Dehner (42 patents)Matthew W DunfordMatthew W Dunford (35 patents)John D BucciJohn D Bucci (23 patents)John S OwensJohn S Owens (23 patents)Ricardo Z AneirosRicardo Z Aneiros (18 patents)Terrence A DekoninckTerrence A Dekoninck (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Chrysler Corporation (14 from 1,986 patents)

2. Daimlerchrysler Corporation (7 from 1,024 patents)

3. Fca US LLC (2 from 1,299 patents)


23 patents:

1. D948381 - Automobile body

2. D820161 - Automobile exterior

3. D596532 - Automobile body

4. D588507 - Vehicle front bumper

5. D586699 - Automobile body

6. D586712 - Vehicle front fender

7. D581326 - Vehicle hood

8. D580312 - Vehicle grille

9. D579832 - Vehicle hood

10. D577841 - Vehicle headlamp

11. D575694 - Vehicle front bumper

12. D575695 - Vehicle rear bumper

13. D574298 - Automobile body

14. D567409 - Vehicle headlamp

15. D567410 - Vehicle tail lamp

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idiyas.com
as of
12/30/2025
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