Growing community of inventors

Paris, France

Pierre-Andre Hyernard

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 = 5

Pierre-Andre Hyernard ↔ Maurice A Journee (2 patents)Pierre-Andre Hyernard ↔ Christian Romanek (2 patents)Pierre-Andre HyernardPierre-Andre Hyernard (2 patents)Maurice A JourneeMaurice A Journee (19 patents)Christian RomanekChristian Romanek (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Paul Journee, S.a. (2 from 19 patents)


2 patents:

1. 5255702 - Venting system for a fuel tank

2. 5230360 - Venting system for a fuel tank

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as of
12/19/2025
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