Growing community of inventors

Cary, NC, United States of America

Mark C Jonak

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 = 0

Mark C JonakDavid W Geiger (1 patent)Mark C JonakJosean J Martinez (1 patent)Mark C JonakMark C Jonak (2 patents)David W GeigerDavid W Geiger (7 patents)Josean J MartinezJosean J Martinez (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Deere & Company (2 from 8,513 patents)


2 patents:

1. 12477976 - Steering arm return to neutral mechanism

2. 10814760 - Riding lawn equipment seat

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as of
1/19/2026
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