Growing community of inventors

Plankstadt, Germany

Sonja Fischer

Average Co-Inventor Count = 4.00

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 = 4

Sonja FischerStephan Hueffer (1 patent)Sonja FischerJuergen Gert Tropsch (1 patent)Sonja FischerHeike Weber (1 patent)Sonja FischerStephan Hüffer (18 patents)Sonja FischerMarkus Hartmann (1 patent)Sonja FischerJürgen Tropsch (16 patents)Sonja FischerStefan Fassbender (1 patent)Sonja FischerSonja Fischer (2 patents)Stephan HuefferStephan Hueffer (36 patents)Juergen Gert TropschJuergen Gert Tropsch (34 patents)Heike WeberHeike Weber (24 patents)Stephan HüfferStephan Hüffer (18 patents)Markus HartmannMarkus Hartmann (17 patents)Jürgen TropschJürgen Tropsch (16 patents)Stefan FassbenderStefan Fassbender (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Basf Se Corporation (2 from 5,674 patents)


2 patents:

1. 8840731 - Preparations, their production and use

2. 8535450 - Formulations, their use as or for producing dishwashing compositions and their preparation

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as of
12/26/2025
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