Growing community of inventors

Oxford, MI, United States of America

Carl J Zipfel

Average Co-Inventor Count = 1.18

ph-index = 64

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 = 18,738

Carl J ZipfelDavid Gillespie (17 patents)Carl J ZipfelMatt McNerney (1 patent)Carl J ZipfelSteve S Kim (1 patent)Carl J ZipfelBlaine D Christensen (1 patent)Carl J ZipfelWilliam A McDonald (1 patent)Carl J ZipfelMichael J Gillam (1 patent)Carl J ZipfelDavid G Rojas (1 patent)Carl J ZipfelCarl J Zipfel (69 patents)David GillespieDavid Gillespie (19 patents)Matt McNerneyMatt McNerney (13 patents)Steve S KimSteve S Kim (6 patents)Blaine D ChristensenBlaine D Christensen (2 patents)William A McDonaldWilliam A McDonald (2 patents)Michael J GillamMichael J Gillam (1 patent)David G RojasDavid G Rojas (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Gm Global Technolgoy Operations, Inc. (68 from 30,963 patents)


69 patents:

1. 11926370 - Pickup truck cargo bed extension systems

2. D909916 - Vehicle, toy replica and/or other replica

3. D903160 - Vehicle front headlamp

4. D903161 - Vehicle front headlamp

5. D903159 - Vehicle rear taillamp

6. D897255 - Vehicle tailgate

7. D894801 - Vehicle grille

8. D894061 - Vehicle front lower fascia

9. D892003 - Vehicle front skid plate

10. D888635 - Vehicle hood molding

11. D887323 - Vehicle front fascia filler

12. D887329 - Vehicle hood insert

13. D885265 - Vehicle front bumper

14. D885261 - Vehicle grille surround

15. D885270 - Vehicle hood

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as of
12/12/2025
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