Growing community of inventors

Rosenberg, Germany

Josef Otto Rettenmaier

Average Co-Inventor Count = 1.36

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 = 7

Josef Otto Rettenmaier ↔ Hans-Friedrich Kruse (1 patent)Josef Otto Rettenmaier ↔ Martin Holl (1 patent)Josef Otto Rettenmaier ↔ Armin Ungerer (1 patent)Josef Otto Rettenmaier ↔ Harald Schlosser (1 patent)Josef Otto RettenmaierJosef Otto Rettenmaier (3 patents)Hans-Friedrich KruseHans-Friedrich Kruse (11 patents)Martin HollMartin Holl (2 patents)Armin UngererArmin Ungerer (1 patent)Harald SchlosserHarald Schlosser (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Henkel Kgaa (1 from 89 patents)

2. Herzog, Stefan (1 from 1 patent)

3. Stefan Herzog (1 from 1 patent)

4. J. Rettenmaier & Söhne Gmbh + Co. Kg (2 patents)


3 patents:

1. 7008912 - Pressed piece which disintegrates in liquids

2. 6871746 - Ancillary filtering agent

3. 6615991 - Filter aid

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as of
12/6/2025
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