Growing community of inventors

Cedar Ridge, CA, United States of America

Rick A Johnston

Average Co-Inventor Count = 5.00

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 = 6

Rick A Johnston ↔ Matthew C Wilkinson (1 patent)Rick A Johnston ↔ Richard Kline (1 patent)Rick A Johnston ↔ Frank Marshall (1 patent)Rick A Johnston ↔ Don Mohle (1 patent)Rick A JohnstonRick A Johnston (1 patent)Matthew C WilkinsonMatthew C Wilkinson (5 patents)Richard KlineRichard Kline (1 patent)Frank MarshallFrank Marshall (1 patent)Don MohleDon Mohle (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Igraphics, LLC (1 from 2 patents)


1 patent:

1. 7236098 - Floor mounted flat graphic display with integral electroluminescent lamp

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as of
1/1/2026
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