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Schaumburg, IL, United States of America

Sigi Knappik

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 = 1

Sigi Knappik ↔ Christopher Thomas Schaafsma (1 patent)Sigi Knappik ↔ Samuel Peterson (1 patent)Sigi Knappik ↔ Christopher Williamson (1 patent)Sigi Knappik ↔ Christopher Schaafsma (1 patent)Sigi Knappik ↔ Christopher Williamson (1 patent)Sigi KnappikSigi Knappik (1 patent)Christopher Thomas SchaafsmaChristopher Thomas Schaafsma (10 patents)Samuel PetersonSamuel Peterson (2 patents)Christopher WilliamsonChristopher Williamson (1 patent)Christopher SchaafsmaChristopher Schaafsma (2 patents)Christopher WilliamsonChristopher Williamson (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Illinois Tool Works Inc. (1 from 7,595 patents)


1 patent:

1. 8955433 - Method and system for pad printing with removable pre-filled ink cup

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as of
12/30/2025
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