Growing community of inventors

Alfdorf, Germany

Hartmut Specht

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 = 3

Hartmut Specht ↔ Jens-Uwe Hafermalz (1 patent)Hartmut Specht ↔ Rainer Schaenzel (1 patent)Hartmut Specht ↔ Karl Benkler (1 patent)Hartmut Specht ↔ Franz-Josef Joachim (1 patent)Hartmut Specht ↔ Hermann Ocker (1 patent)Hartmut SpechtHartmut Specht (1 patent)Jens-Uwe HafermalzJens-Uwe Hafermalz (13 patents)Rainer SchaenzelRainer Schaenzel (9 patents)Karl BenklerKarl Benkler (3 patents)Franz-Josef JoachimFranz-Josef Joachim (2 patents)Hermann OckerHermann Ocker (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Zf Lenksysteme Gmbh (1 from 93 patents)


1 patent:

1. 7305901 - Rack-and-pinion steering

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as of
12/25/2025
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