Growing community of inventors

Deland, FL, United States of America

R Spencer Quilling, Ii

Average Co-Inventor Count = 1.12

ph-index = 25

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 = 1,322

R Spencer Quilling, Ii ↔ Edward T Robertson (9 patents)R Spencer Quilling, Ii ↔ William H Jones, Jr (2 patents)R Spencer Quilling, Ii ↔ Charles David Daly (1 patent)R Spencer Quilling, Ii ↔ Jacqueline S Upson (1 patent)R Spencer Quilling, IiR Spencer Quilling, Ii (63 patents)Edward T RobertsonEdward T Robertson (30 patents)William H Jones, JrWilliam H Jones, Jr (27 patents)Charles David DalyCharles David Daly (14 patents)Jacqueline S UpsonJacqueline S Upson (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Metra Electronics Corporation (60 from 240 patents)


63 patents:

1. D904390 - Auto stereo mounting device

2. D898732 - Auto stereo mounting device

3. D894170 - Auto stereo mounting device

4. D894171 - Auto stereo mounting device

5. D894172 - Auto stereo mounting device

6. D894169 - Auto stereo mounting device

7. D881871 - Auto stereo mounting device

8. D878354 - Auto stereo mounting device

9. D878355 - Auto stereo mounting device

10. D878358 - Auto stereo mounting device

11. D854008 - Auto stereo mounting device

12. D827631 - Auto stereo mounting device

13. D791761 - Auto stereo mounting device

14. D790529 - Auto stereo mounting device

15. D781842 - Auto stereo mounting device

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as of
12/13/2025
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