Growing community of inventors

Shanghai, China

Chang Xu

Average Co-Inventor Count = 4.61

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 = 3

Chang Xu ↔ Liang Li (2 patents)Chang Xu ↔ Erik Van Horn (2 patents)Chang Xu ↔ Nikhil Banwaskar (2 patents)Chang Xu ↔ Manxia Liu (2 patents)Chang Xu ↔ Zhao Xia Jin (1 patent)Chang Xu ↔ Xi He (1 patent)Chang Xu ↔ Lei Xu (1 patent)Chang XuChang Xu (3 patents)Liang LiLiang Li (112 patents)Erik Van HornErik Van Horn (54 patents)Nikhil BanwaskarNikhil Banwaskar (9 patents)Manxia LiuManxia Liu (3 patents)Zhao Xia JinZhao Xia Jin (39 patents)Xi HeXi He (1 patent)Lei XuLei Xu (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hand Held Products, Inc. (3 from 1,294 patents)


3 patents:

1. D982012 - Barcode scanner

2. D961593 - Barcode scanner

3. D918913 - Optical reader

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as of
12/4/2025
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