Growing community of inventors

Mundelein, IL, United States of America

Craig Witcraft

Average Co-Inventor Count = 2.00

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 = 10

Craig WitcraftDerek J Hampson (1 patent)Craig WitcraftCraig Witcraft (1 patent)Derek J HampsonDerek J Hampson (4 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 832,843 patents)


1 patent:

1. 6052054 - Portable scoreboard system with motion sensing for providing theft

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12/25/2025
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