Growing community of inventors

Arlington, TX, United States of America

Jon Spijkerman

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 = 59

Jon SpijkermanElroy T Cantrell (1 patent)Jon SpijkermanJon Spijkerman (1 patent)Elroy T CantrellElroy T Cantrell (6 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 832,912 patents)


1 patent:

1. 6676613 - Chest mounted cardio pulmonary resuscitation device and system

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1/12/2026
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