Growing community of inventors

Queensland, Australia

Stephen John Holman

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 = 8

Stephen John Holman ↔ Francois Gougeon (1 patent)Stephen John HolmanStephen John Holman (1 patent)Francois GougeonFrancois Gougeon (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Oberthur Gaming Technologies Inc. (1 from 12 patents)


1 patent:

1. 6076860 - Scratch-off lottery game with dual transparent layers

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as of
12/17/2025
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