Growing community of inventors

Farmington Hills, MI, United States of America

Mark Bartol

Average Co-Inventor Count = 1.71

ph-index = 2

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 = 12

Mark BartolArnold H Spieker (1 patent)Mark BartolMark Haller (1 patent)Mark BartolArnie Spieker (6 patents)Mark BartolFrank Lubischer (1 patent)Mark BartolGreg Ginger (1 patent)Mark BartolMike Romanowski (1 patent)Mark BartolMark Bartol (2 patents)Arnold H SpiekerArnold H Spieker (11 patents)Mark HallerMark Haller (8 patents)Arnie SpiekerArnie Spieker (6 patents)Frank LubischerFrank Lubischer (4 patents)Greg GingerGreg Ginger (1 patent)Mike RomanowskiMike Romanowski (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kelsey-Hayes Company (2 from 577 patents)


2 patents:

1. 7809486 - Pressure boost for vehicle rear brake circuits

2. 7677095 - Method for providing enhanced stability of a vehicle with a deflated tire

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as of
1/11/2026
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