Growing community of inventors

Leonard, TX, United States of America

Danny A Johnson

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 = 21

Danny A JohnsonJames S Powell (1 patent)Danny A JohnsonRichard E Shelton, Jr (1 patent)Danny A JohnsonDanny A Johnson (2 patents)James S PowellJames S Powell (1 patent)Richard E Shelton, JrRichard E Shelton, Jr (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Basic Resources, Inc. (2 from 29 patents)


2 patents:

1. 6832623 - Gas meter valve and method

2. 6651486 - Standup pressure testing device and method

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as of
1/2/2026
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