Growing community of inventors

Kriftel, Germany

David Rigal

Average Co-Inventor Count = 9.00

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 = 1

David Rigal ↔ Gerhard Jaehne (1 patent)David Rigal ↔ Wendelin Frick (1 patent)David Rigal ↔ David William Will (1 patent)David Rigal ↔ Andreas Lindenschmidt (1 patent)David Rigal ↔ Guenter Billen (1 patent)David Rigal ↔ Heiner Jendralla (1 patent)David Rigal ↔ Bernd Junker (1 patent)David Rigal ↔ Theodor Andreas Wollmann (1 patent)David RigalDavid Rigal (1 patent)Gerhard JaehneGerhard Jaehne (59 patents)Wendelin FrickWendelin Frick (48 patents)David William WillDavid William Will (40 patents)Andreas LindenschmidtAndreas Lindenschmidt (18 patents)Guenter BillenGuenter Billen (11 patents)Heiner JendrallaHeiner Jendralla (10 patents)Bernd JunkerBernd Junker (5 patents)Theodor Andreas WollmannTheodor Andreas Wollmann (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sanofi-A Ventis Deutschland Gmbh (1 from 1,832 patents)


1 patent:

1. 7488818 - Method for producing 1,4-diphenyl azetidinone derivatives

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1/10/2026
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