Growing community of inventors

Mulheim, Germany

Karl Oberem

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 = 1

Karl Oberem ↔ Manfred Bellmann (1 patent)Karl Oberem ↔ Horst Biller (1 patent)Karl Oberem ↔ Gerd Pfeiffer (1 patent)Karl Oberem ↔ Alfred Lampe (1 patent)Karl Oberem ↔ Hermann-Josef Frentzen (1 patent)Karl OberemKarl Oberem (1 patent)Manfred BellmannManfred Bellmann (5 patents)Horst BillerHorst Biller (3 patents)Gerd PfeifferGerd Pfeiffer (3 patents)Alfred LampeAlfred Lampe (2 patents)Hermann-Josef FrentzenHermann-Josef Frentzen (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mannesmann Aktiengesellschaft (1 from 1,150 patents)


1 patent:

1. 4404832 - Operating a rolling mill working on seamless tubing

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as of
12/17/2025
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