Growing community of inventors

Sheboygan, WI, United States of America

Roger E Schelk

Average Co-Inventor Count = 3.43

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 = 70

Roger E SchelkOtis E Meives (2 patents)Roger E SchelkLudwig J Feurstein (2 patents)Roger E SchelkLarry L Verhyen (1 patent)Roger E SchelkRoger E Schelk (2 patents)Otis E MeivesOtis E Meives (9 patents)Ludwig J FeursteinLudwig J Feurstein (2 patents)Larry L VerhyenLarry L Verhyen (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pemco, Inc. (2 from 17 patents)


2 patents:

1. 4029194 - Automatic indexing and transferring apparatus

2. 4011155 - Wrapped package inspection and rejection apparatus

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as of
1/2/2026
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