Growing community of inventors

Beijing, China

Yunchang Ma

Average Co-Inventor Count = 1.00

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

Yunchang MaYunchang Ma (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Weidmuller Interface Gmbh & Co. Kg (2 from 153 patents)


2 patents:

1. 12208496 - Terminal supply clip

2. 11784451 - Clamping jaw of connecting terminal

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as of
1/22/2026
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