Growing community of inventors

Henderson, NV, United States of America

Colin Helsen

Average Co-Inventor Count = 5.00

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 = 97

Colin Helsen ↔ James Phillip Helgesen (1 patent)Colin Helsen ↔ Zbigniew Czyzewski (1 patent)Colin Helsen ↔ Russ Frederick Marsden (1 patent)Colin Helsen ↔ Nathan Wadds (1 patent)Colin Helsen ↔ Russ Marsden (0 patent)Colin HelsenColin Helsen (1 patent)James Phillip HelgesenJames Phillip Helgesen (28 patents)Zbigniew CzyzewskiZbigniew Czyzewski (27 patents)Russ Frederick MarsdenRuss Frederick Marsden (17 patents)Nathan WaddsNathan Wadds (8 patents)Russ MarsdenRuss Marsden (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bally Gaming, Inc. (1 from 1,255 patents)


1 patent:

1. 8919775 - System for billing usage of an automatic card handling device

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12/9/2025
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