Growing community of inventors

Lake Villa, IL, United States of America

Peter John Kopec

Average Co-Inventor Count = 4.00

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 = 15

Peter John Kopec ↔ Roland Sudmalis (2 patents)Peter John Kopec ↔ Mark Harris (2 patents)Peter John Kopec ↔ Kendall Keith Raczek (2 patents)Peter John KopecPeter John Kopec (2 patents)Roland SudmalisRoland Sudmalis (21 patents)Mark HarrisMark Harris (10 patents)Kendall Keith RaczekKendall Keith Raczek (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Acco Brands USA LLC (2 from 105 patents)


2 patents:

1. D531866 - Stapler

2. D529773 - Stapler

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as of
12/28/2025
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