Growing community of inventors

Richmond Hill, Canada

Zhengfang Duanmu

Average Co-Inventor Count = 2.00

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 = 2

Zhengfang DuanmuZhou Wang (1 patent)Zhengfang DuanmuZhengfang Duanmu (1 patent)Zhou WangZhou Wang (14 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 832,680 patents)

2. Imax Corporation (71 patents)


1 patent:

1. 10673921 - Method and system for automatic user quality-of-experience measurement of streaming video

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12/6/2025
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