Growing community of inventors

Taipei, Taiwan

Duo-Ru 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 = 0

Duo-Ru ChangPo-Jen Shih (1 patent)Duo-Ru ChangWen-Pin Shih (1 patent)Duo-Ru ChangLi-Chi Tsao (1 patent)Duo-Ru ChangMing-Dao Wu (1 patent)Duo-Ru ChangYao-Chuan Tsai (1 patent)Duo-Ru ChangDuo-Ru Chang (1 patent)Po-Jen ShihPo-Jen Shih (15 patents)Wen-Pin ShihWen-Pin Shih (9 patents)Li-Chi TsaoLi-Chi Tsao (1 patent)Ming-Dao WuMing-Dao Wu (1 patent)Yao-Chuan TsaiYao-Chuan Tsai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. National Taiwan University (1 from 1,351 patents)


1 patent:

1. 8240057 - Self-aligned stylus with high-sphericity and method of manufacturing the same

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1/22/2026
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