Growing community of inventors

San Diego, CA, United States of America

Mark Tollison

Average Co-Inventor Count = 4.00

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 = 57

Mark Tollison ↔ Robert A Rasmussen (1 patent)Mark Tollison ↔ A Buell Ish, Iii (1 patent)Mark Tollison ↔ L Kent Lines (1 patent)Mark TollisonMark Tollison (1 patent)Robert A RasmussenRobert A Rasmussen (31 patents)A Buell Ish, IiiA Buell Ish, Iii (29 patents)L Kent LinesL Kent Lines (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Vectra Fitness, Inc. (1 from 38 patents)


1 patent:

1. 8550964 - Resistance training apparatus and methods

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12/14/2025
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