Growing community of inventors

Taichung, Taiwan

Chung Chih Chang

Average Co-Inventor Count = 3.00

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

Chung Chih ChangShih Han Chen (4 patents)Chung Chih ChangHung Chien Hsieh (2 patents)Chung Chih ChangFeng Chen (1 patent)Chung Chih ChangJia Sin Jhang (1 patent)Chung Chih ChangChung Chih Chang (4 patents)Shih Han ChenShih Han Chen (25 patents)Hung Chien HsiehHung Chien Hsieh (8 patents)Feng ChenFeng Chen (65 patents)Jia Sin JhangJia Sin Jhang (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Genius Electronic Optical Co., Ltd. (3 from 269 patents)

2. Genius Electronic Optical (xiamen) Co., Ltd. (1 from 312 patents)


4 patents:

1. 9946052 - Mobile device and optical imaging lens thereof

2. 9274309 - Mobile device and optical imaging lens thereof

3. 9274316 - Mobile device and optical imaging lens thereof

4. 8804024 - Mobile device and optical imaging lens thereof

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idiyas.com
as of
12/20/2025
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