Growing community of inventors

Aix-en-Provence, France

Serge Barthelemy

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 = 16

Serge Barthelemy ↔ Michel Leduc (1 patent)Serge Barthelemy ↔ Stephane Vaudandaine (1 patent)Serge BarthelemySerge Barthelemy (1 patent)Michel LeducMichel Leduc (6 patents)Stephane VaudandaineStephane Vaudandaine (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Gemplus (1 from 155 patents)


1 patent:

1. 5969333 - Data collection system for card readers

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12/19/2025
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