Growing community of inventors

Wilber, NE, United States of America

Sandra J Johnson

Average Co-Inventor Count = 3.00

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 = 0

Sandra J JohnsonKenneth L McConnell (1 patent)Sandra J JohnsonJoseph J Oliver (1 patent)Sandra J JohnsonSandra J Johnson (1 patent)Kenneth L McConnellKenneth L McConnell (9 patents)Joseph J OliverJoseph J Oliver (9 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Exmark Manufacturing Company, Inc. (1 from 64 patents)


1 patent:

1. D792477 - Mower deck height-of-cut matrix structure

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1/14/2026
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