Growing community of inventors

Wenzhou, China

Zhiwu Yu

Average Co-Inventor Count = 5.75

ph-index = 5

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 = 93

Zhiwu YuRentong Wang (6 patents)Zhiwu YuDavid Joseph Richmond (5 patents)Zhiwu YuHoward C Richmond (5 patents)Zhiwu YuMichael A Ragosta (5 patents)Zhiwu YuZhiyong Yu (5 patents)Zhiwu YuWenrui Dai (5 patents)Zhiwu YuYiyan Feng (4 patents)Zhiwu YuQianli Zhou (4 patents)Zhiwu YuRuiju Liu (4 patents)Zhiwu YuZhiwu Yu (6 patents)Rentong WangRentong Wang (9 patents)David Joseph RichmondDavid Joseph Richmond (62 patents)Howard C RichmondHoward C Richmond (42 patents)Michael A RagostaMichael A Ragosta (29 patents)Zhiyong YuZhiyong Yu (6 patents)Wenrui DaiWenrui Dai (5 patents)Yiyan FengYiyan Feng (4 patents)Qianli ZhouQianli Zhou (4 patents)Ruiju LiuRuiju Liu (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Trade Box, LLC (5 from 12 patents)

2. Zhejiang Meisen Electric Co., Ltd. (1 from 2 patents)


6 patents:

1. D861986 - Shaver head

2. 9185957 - Automatic hair styling device

3. D743624 - Hair curler

4. D735410 - Automatic hair styling device

5. D732738 - Automatic hair styling device

6. D724784 - Automatic hair styling device

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as of
12/10/2025
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