Growing community of inventors

Beaver Dam, WI, United States of America

Jamie Ratajczek

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 = 23

Jamie Ratajczek ↔ Greg Aper (1 patent)Jamie Ratajczek ↔ John Toulant (1 patent)Jamie Ratajczek ↔ Jim Schoenberger (1 patent)Jamie RatajczekJamie Ratajczek (1 patent)Greg AperGreg Aper (2 patents)John ToulantJohn Toulant (1 patent)Jim SchoenbergerJim Schoenberger (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kolpin Powersports, Inc. (1 from 2 patents)


1 patent:

1. D547643 - Gripping device

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as of
12/12/2025
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