Growing community of inventors

Cologne, Germany

Manfred Leferink

Average Co-Inventor Count = 3.00

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 = 0

Manfred LeferinkWalter Hoeffgen (1 patent)Manfred LeferinkThomas Leisten (1 patent)Manfred LeferinkWalter Höffgen (0 patent)Manfred LeferinkManfred Leferink (1 patent)Walter HoeffgenWalter Hoeffgen (3 patents)Thomas LeistenThomas Leisten (1 patent)Walter HöffgenWalter Höffgen (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sms Meer Gmbh (1 from 66 patents)


1 patent:

1. 9067249 - Tapered-roll stand for making seamless pipe

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as of
12/17/2025
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