Growing community of inventors

Orillia, CA, United States of America

John P McCorkell

Average Co-Inventor Count = 1.33

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 = 8

John P McCorkellItsuto Nakanishi (1 patent)John P McCorkellJohn P McCorkell (2 patents)Itsuto NakanishiItsuto Nakanishi (6 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Magna Closures Inc. (2 from 292 patents)


2 patents:

1. 9243657 - Fastener retaining device

2. 8353129 - Window interlock

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as of
1/10/2026
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