Growing community of inventors

Lyndhurst, OH, United States of America

Mark A Rickman

Average Co-Inventor Count = 2.00

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 = 5

Mark A Rickman ↔ Murray Leonard (1 patent)Mark A RickmanMark A Rickman (1 patent)Murray LeonardMurray Leonard (4 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Vernitron Corporation (1 from 23 patents)


1 patent:

1. 4441480 - Ignition indicator for gas grills

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1/2/2026
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