Growing community of inventors

Grand Haven, MI, United States of America

Randall L Johnson

Average Co-Inventor Count = 2.08

ph-index = 7

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 = 86

Randall L JohnsonMichael R Resterhouse (5 patents)Randall L JohnsonSimon Peter Edwards (4 patents)Randall L JohnsonRobert B Szabo, Ii (2 patents)Randall L JohnsonJeffrey M Persenaire (1 patent)Randall L JohnsonTerry Studabaker (1 patent)Randall L JohnsonRobert Szabo (1 patent)Randall L JohnsonRandall L Johnson (7 patents)Michael R ResterhouseMichael R Resterhouse (11 patents)Simon Peter EdwardsSimon Peter Edwards (16 patents)Robert B Szabo, IiRobert B Szabo, Ii (4 patents)Jeffrey M PersenaireJeffrey M Persenaire (4 patents)Terry StudabakerTerry Studabaker (1 patent)Robert SzaboRobert Szabo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (5 from 832,680 patents)

2. Fogg Filler Company (2 from 24 patents)

3. Scholle Corporation (1 from 86 patents)


7 patents:

1. 10099112 - Three-dimensional tic-tac-toe

2. 6889482 - Filler device sub-assembly

3. 6786248 - Fill valve assembly for filler device

4. 6508046 - Self-adjusting capping chuck assembly for filler and/or capper device and associated method

5. 6338370 - Fill valve assembly for filler device and associated method

6. 6305437 - Rotary union assembly for filler device and associated method

7. 4692846 - Battery holder for coin type batteries

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as of
12/7/2025
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