Growing community of inventors

Marl, Germany

Helmut Stache

Average Co-Inventor Count = 4.00

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 = 42

Helmut StacheRichard Graf (2 patents)Helmut StacheLieselotte Brodzina (2 patents)Helmut StacheRudolf Strobele (2 patents)Helmut StacheHelmut Stache (2 patents)Richard GrafRichard Graf (5 patents)Lieselotte BrodzinaLieselotte Brodzina (3 patents)Rudolf StrobeleRudolf Strobele (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bosch-siemens Hausgerate Gmbh (2 from 133 patents)

2. Chemische Werke Huls Aktiengesellschaft (1 from 283 patents)


2 patents:

1. 4188807 - Automatic washing machine for textiles having separate containers for

2. 4110075 - Process for washing textiles in an automatic washing machine, working

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as of
12/11/2025
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