Growing community of inventors

Fort Worth, TX, United States of America

David D Cosby

Average Co-Inventor Count = 1.00

ph-index = 1

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 = 38

David D CosbyDavid D Cosby (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Harbison-Fischer, Inc. (1 from 23 patents)


1 patent:

1. 7819189 - Method and system for determining plunger location in a plunger lift system

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