Growing community of inventors

Tainan, Taiwan

Heng-Hsiang Chang

Average Co-Inventor Count = 2.00

ph-index = 2

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 = 11

Heng-Hsiang ChangChin-Chung Lien (2 patents)Heng-Hsiang ChangHeng-Hsiang Chang (2 patents)Chin-Chung LienChin-Chung Lien (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,880 patents)


2 patents:

1. 7486423 - Linear guiding apparatus

2. 7154643 - Linear guiding apparatus

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1/6/2026
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