Growing community of inventors

Grand Rapids, MI, United States of America

John M Perry, Ii

Average Co-Inventor Count = 1.33

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 = 39

John M Perry, IiRichard W Hartger (1 patent)John M Perry, IiJohn M Perry, Ii (2 patents)Richard W HartgerRichard W Hartger (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,761 patents)


2 patents:

1. 4530032 - Circuit box

2. 3949528 - Storage enclosure for bicycles, motorcycles, or the like

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idiyas.com
as of
12/16/2025
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