Growing community of inventors

Wetzikon, Switzerland

Erich Weidman

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 = 10

Erich Weidman ↔ Walter Graf (1 patent)Erich WeidmanErich Weidman (1 patent)Walter GrafWalter Graf (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Gebruder Loepfe Ag (1 from 21 patents)


1 patent:

1. 4215728 - Electronic thread travel monitoring device

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12/18/2025
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