Growing community of inventors

Duisburg, Germany

Martina Hartmann

Average Co-Inventor Count = 7.00

ph-index = 2

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 = 15

Martina Hartmann ↔ Stefan Silber (2 patents)Martina Hartmann ↔ Thomas Ebbrecht (2 patents)Martina Hartmann ↔ Roland Sucker (2 patents)Martina Hartmann ↔ Wolfgang Josten (2 patents)Martina Hartmann ↔ Peter Muss (2 patents)Martina Hartmann ↔ Michael Gippert (2 patents)Martina HartmannMartina Hartmann (2 patents)Stefan SilberStefan Silber (54 patents)Thomas EbbrechtThomas Ebbrecht (15 patents)Roland SuckerRoland Sucker (14 patents)Wolfgang JostenWolfgang Josten (13 patents)Peter MussPeter Muss (8 patents)Michael GippertMichael Gippert (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Goldschmidt Ag (2 from 61 patents)


2 patents:

1. 6552092 - Defoamers for aqueous media

2. 6420324 - Defoamers for aqueous media

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as of
12/9/2025
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