Growing community of inventors

Houston, TX, United States of America

John C Purvis

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 = 1

John C PurvisTak On Cheung (1 patent)John C PurvisJohn C Purvis (1 patent)Tak On CheungTak On Cheung (6 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 832,718 patents)


1 patent:

1. 7001108 - Mat supported offshore structure

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12/14/2025
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