Growing community of inventors

Guangdong, China

Hanna Zhang

Average Co-Inventor Count = 1.00

ph-index = NA

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

Hanna Zhang ↔ Yang Yang (1 patent)Hanna ZhangHanna Zhang (1 patent)Yang YangYang Yang (14 patents)
..
Inventor’s number of patents
..
Strength of working relationships

1 patent:

1. D1104551 - Pregnancy pillow

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as of
12/15/2025
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