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St. Just en Chaussee, France

Serge Defrance

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 = 13

Serge DefranceFranck Roland (1 patent)Serge DefranceSerge Defrance (1 patent)Franck RolandFranck Roland (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Heidelberger Druckmaschinen Ag (1 from 2,544 patents)


1 patent:

1. 6085651 - Eccentric device for adjusting printing unit cylinders including a

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