Growing community of inventors

Twistringen, Germany

Ludger Lehmkuhl

Average Co-Inventor Count = 2.00

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 = 19

Ludger Lehmkuhl ↔ Egon Schumacher (1 patent)Ludger LehmkuhlLudger Lehmkuhl (1 patent)Egon SchumacherEgon Schumacher (15 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lubing Maschinenfabrik Ludwig Being Gmbh & Co. Kg (1 from 1 patent)


1 patent:

1. 6308657 - Drinking valve

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as of
12/19/2025
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