Growing community of inventors

Grand Haven, MI, United States of America

Ryan D Johnson

Average Co-Inventor Count = 4.03

ph-index = 4

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 = 46

Ryan D JohnsonWarren Edwin Guthrie (8 patents)Ryan D JohnsonBruce J Burton (8 patents)Ryan D JohnsonPaul C Duckworth (6 patents)Ryan D JohnsonJohn Videtich (2 patents)Ryan D JohnsonJon Harold Bechtel (1 patent)Ryan D JohnsonJoseph S Stam (1 patent)Ryan D JohnsonMatthew Shinew (1 patent)Ryan D JohnsonPaul G Duckworth (1 patent)Ryan D JohnsonRyan D Johnson (9 patents)Warren Edwin GuthrieWarren Edwin Guthrie (48 patents)Bruce J BurtonBruce J Burton (8 patents)Paul C DuckworthPaul C Duckworth (22 patents)John VidetichJohn Videtich (3 patents)Jon Harold BechtelJon Harold Bechtel (133 patents)Joseph S StamJoseph S Stam (94 patents)Matthew ShinewMatthew Shinew (1 patent)Paul G DuckworthPaul G Duckworth (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Avidasports, Llc. (8 from 8 patents)

2. Gentex Corporation (1 from 1,402 patents)


9 patents:

1. 10552670 - Positional locating system and method

2. 10039969 - Performance metrics

3. 9767351 - Positional locating system and method

4. 9195885 - Positional locating system and method

5. 8988240 - Performance metrics

6. 8977192 - Fast data

7. 8786456 - Positional locating system and method

8. 8330611 - Positional locating system and method

9. 7718943 - Moisture sensor for optically detecting moisture

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as of
12/7/2025
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