Growing community of inventors

St-Eustache, Canada

Roger Grenier

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 = 7

Roger GrenierNormand Desy (1 patent)Roger GrenierRoger Grenier (1 patent)Normand DesyNormand Desy (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. General Electric Canada, Inc. (1 from 45 patents)


1 patent:

1. 6971843 - Hydraulic turbine draft tube with enhanced dissolved oxygen

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as of
1/4/2026
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