Growing community of inventors

Mettmann, Germany

By Margit Lucas, Heir

Average Co-Inventor Count = 7.00

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 = 8

By Margit Lucas, HeirWalter Elger (1 patent)By Margit Lucas, HeirBirgitt Schneider (1 patent)By Margit Lucas, HeirSigfrid Schwarz (1 patent)By Margit Lucas, HeirGudrun Reddersen (1 patent)By Margit Lucas, HeirHans-Joachim Siemann, Deceased (1 patent)By Margit Lucas, HeirBy Frank Siemann, Heir (1 patent)By Margit Lucas, HeirBy Margit Lucas, Heir (1 patent)Walter ElgerWalter Elger (122 patents)Birgitt SchneiderBirgitt Schneider (17 patents)Sigfrid SchwarzSigfrid Schwarz (15 patents)Gudrun ReddersenGudrun Reddersen (9 patents)Hans-Joachim Siemann, DeceasedHans-Joachim Siemann, Deceased (1 patent)By Frank Siemann, HeirBy Frank Siemann, Heir (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Jenapharm Gmbh & Co. Kg (1 from 26 patents)


1 patent:

1. 6080735 - Estra-1,3,5(10)-trien derivatives, processes for their preparation and

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as of
12/6/2025
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