Growing community of inventors

Ann Arbor, MI, United States of America

Joseph Chang

Average Co-Inventor Count = 6.00

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 = 1

Joseph Chang ↔ Dongeun Huh (1 patent)Joseph Chang ↔ Shuichi Takayama (1 patent)Joseph Chang ↔ Gary Daniel Smith (1 patent)Joseph Chang ↔ Brenda S Cho (1 patent)Joseph Chang ↔ Xiaoyue Zhu (1 patent)Joseph ChangJoseph Chang (1 patent)Dongeun HuhDongeun Huh (21 patents)Shuichi TakayamaShuichi Takayama (19 patents)Gary Daniel SmithGary Daniel Smith (12 patents)Brenda S ChoBrenda S Cho (5 patents)Xiaoyue ZhuXiaoyue Zhu (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. University of Michigan (1 from 3,371 patents)


1 patent:

1. 7704728 - Microfluidic gravity pump with constant flow rate

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12/15/2025
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