Growing community of inventors

Arlington, TX, United States of America

Phil E Johnson

Average Co-Inventor Count = 2.00

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 = 4

Phil E Johnson ↔ Robert K Brock (1 patent)Phil E JohnsonPhil E Johnson (1 patent)Robert K BrockRobert K Brock (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ltv Energy Products Co. (1 from 14 patents)


1 patent:

1. 4638726 - Load bearing swab cup

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as of
12/19/2025
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