Growing community of inventors

Essen/Oldb., Germany

Stephen Tapken

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 = 0

Stephen TapkenTorsten Burhorst (1 patent)Stephen TapkenTorsten Burhorst (0 patent)Stephen TapkenStephen Tapken (1 patent)Torsten BurhorstTorsten Burhorst (1 patent)Torsten BurhorstTorsten Burhorst (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Vogelsang Gmbh & Co. Kg (1 from 15 patents)


1 patent:

1. 12390814 - Dual-shaft shredder with a horizontal maintenance concept

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as of
12/20/2025
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