Growing community of inventors

Nanterre, France

Philippe Ledru

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 = 2

Philippe Ledru ↔ Arnaud Danree (1 patent)Philippe Ledru ↔ Eric Lassouaoui (0 patent)Philippe Ledru ↔ Francis Limousy (0 patent)Philippe LedruPhilippe Ledru (1 patent)Arnaud DanreeArnaud Danree (6 patents)Eric LassouaouiEric Lassouaoui (0 patent)Francis LimousyFrancis Limousy (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Oberthur Technologies (1 from 154 patents)

2. Idemia France (115 patents)

3. Oberthur Technologies of America Corp. (7 patents)


1 patent:

1. 9386403 - Selection process for an application in a terminal using local information obtained from a secure module

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as of
1/15/2026
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