Growing community of inventors

Muskogee, OK, United States of America

C David Coburn

Average Co-Inventor Count = 2.00

ph-index = 2

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 = 5

C David CoburnRex M Maloy (2 patents)C David CoburnC David Coburn (2 patents)Rex M MaloyRex M Maloy (7 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 832,880 patents)

2. Coburn; Orin W. (1 from 2 patents)


2 patents:

1. 4266564 - Coin release assembly

2. D258598 - Coin chute

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as of
1/2/2026
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