Growing community of inventors

Taoyuan, Taiwan

Hung-Yen Chang

Average Co-Inventor Count = 4.36

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

Hung-Yen ChangDe-Hao Tsai (2 patents)Hung-Yen ChangGuan-Hung Lai (2 patents)Hung-Yen ChangChih-Yuan Lin (1 patent)Hung-Yen ChangChun-Yu Lee (1 patent)Hung-Yen ChangHuan-Ming Chang (1 patent)Hung-Yen ChangChih-Cheng Chia (1 patent)Hung-Yen ChangChuen-Lih Hwang (1 patent)Hung-Yen ChangHung-Yen Chang (2 patents)De-Hao TsaiDe-Hao Tsai (3 patents)Guan-Hung LaiGuan-Hung Lai (2 patents)Chih-Yuan LinChih-Yuan Lin (24 patents)Chun-Yu LeeChun-Yu Lee (8 patents)Huan-Ming ChangHuan-Ming Chang (2 patents)Chih-Cheng ChiaChih-Cheng Chia (1 patent)Chuen-Lih HwangChuen-Lih Hwang (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tsinghua University (2 from 2,994 patents)

2. Chang Chun Petrochemical Co., Ltd. (2 from 106 patents)

3. Chang Chun Plastics Co., Ltd. (2 from 103 patents)

4. Dairen Chemical Corporation (1 from 32 patents)

5. Darien Chemical Corp. (1 from 2 patents)


2 patents:

1. 11944960 - Method for fabricating nickel-cerium dioxide-aluminum oxide hybrid nanoparticle cluster catalyst, nickel-cerium dioxide-aluminum oxide hybrid nanoparticle cluster catalyst and method for synthesizing polyetheramine

2. 11141715 - Method for fabricating heterogeneous nickel-based catalyst on aluminum oxide support, heterogeneous nickel-based catalyst on aluminum oxide support and method for synthesizing polyetheramine

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1/23/2026
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