Growing community of inventors

Ettlingen, Germany

Stefan Lehmann

Average Co-Inventor Count = 6.00

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 = 5

Stefan LehmannKarl-Ludwig Kimmig (1 patent)Stefan LehmannFriedrich Gerhardt (1 patent)Stefan LehmannRoland Seebacher (1 patent)Stefan LehmannHermann Langeneckert (1 patent)Stefan LehmannJoachim Hoffman (1 patent)Stefan LehmannStefan Lehmann (1 patent)Karl-Ludwig KimmigKarl-Ludwig Kimmig (8 patents)Friedrich GerhardtFriedrich Gerhardt (7 patents)Roland SeebacherRoland Seebacher (5 patents)Hermann LangeneckertHermann Langeneckert (3 patents)Joachim HoffmanJoachim Hoffman (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Luk Lamellen Und Kupplungsbau Beteiligungs Kg (1 from 410 patents)


1 patent:

1. 6601682 - Clutch disc

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as of
12/18/2025
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