Growing community of inventors

Gurnee; all of, IL, United States of America

Douglas Hilgendorf

Average Co-Inventor Count = 3.00

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 = 112

Douglas Hilgendorf ↔ Phillip Pajak (1 patent)Douglas Hilgendorf ↔ Norman Brunner (1 patent)Douglas HilgendorfDouglas Hilgendorf (1 patent)Phillip PajakPhillip Pajak (2 patents)Norman BrunnerNorman Brunner (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bally Manufacturing Corporation (1 from 93 patents)


1 patent:

1. 4727544 - Memory integrity checking system for a gaming device

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