Growing community of inventors

Spardorf, Germany

Franz Fellner

Average Co-Inventor Count = 6.00

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

Franz Fellner ↔ Adam Dittner (1 patent)Franz Fellner ↔ Norbert Oberlack (1 patent)Franz Fellner ↔ Joachim Sauer (1 patent)Franz Fellner ↔ Erich Graf (1 patent)Franz Fellner ↔ Ulrich Sieme (1 patent)Franz FellnerFranz Fellner (1 patent)Adam DittnerAdam Dittner (8 patents)Norbert OberlackNorbert Oberlack (5 patents)Joachim SauerJoachim Sauer (3 patents)Erich GrafErich Graf (1 patent)Ulrich SiemeUlrich Sieme (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fag Kugelfischer Georg Schafer (1 from 165 patents)


1 patent:

1. 4726549 - Electromagnetically actuatable pressure modulator

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as of
1/13/2026
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