Growing community of inventors

Galion, OH, United States of America

Carroll R Johnson

Average Co-Inventor Count = 4.00

ph-index = 3

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 = 77

Carroll R JohnsonThomas E Pfeifer (3 patents)Carroll R JohnsonLarry D Horning (3 patents)Carroll R JohnsonEugene R Grubaugh (3 patents)Carroll R JohnsonCarroll R Johnson (3 patents)Thomas E PfeiferThomas E Pfeifer (11 patents)Larry D HorningLarry D Horning (8 patents)Eugene R GrubaughEugene R Grubaugh (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Galion Holding Company (3 from 3 patents)


3 patents:

1. 5484246 - Collecting, hauling and delivering apparatus for recyclable materials

2. 5316430 - Material collecting and hauling apparatus

3. 5288196 - Collecting, hauling and delivering apparatus and method

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as of
12/15/2025
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