Growing community of inventors

Taipei, Taiwan

Wen-Han Chang

Average Co-Inventor Count = 1.42

ph-index = 7

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 = 285

Wen-Han ChangKo-An Chen (2 patents)Wen-Han ChangChih-Wei Lu (1 patent)Wen-Han ChangChih-Ming Lu (1 patent)Wen-Han ChangShih-Yi Lee (1 patent)Wen-Han ChangRen-Jei Chung (1 patent)Wen-Han ChangChin-Ming Lu (1 patent)Wen-Han ChangChing-Yu Kuo (1 patent)Wen-Han ChangWen-Han Chang (11 patents)Ko-An ChenKo-An Chen (7 patents)Chih-Wei LuChih-Wei Lu (3 patents)Chih-Ming LuChih-Ming Lu (1 patent)Shih-Yi LeeShih-Yi Lee (1 patent)Ren-Jei ChungRen-Jei Chung (1 patent)Chin-Ming LuChin-Ming Lu (1 patent)Ching-Yu KuoChing-Yu Kuo (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (7 from 832,843 patents)

2. Mackay Memorial Hospital (2 from 50 patents)

3. Acrox Technologies Co., Ltd. (2 from 12 patents)


11 patents:

1. 11938272 - Respiratory mask

2. 10932704 - Device and method for measuring blood oxygen level and/or detecting brain hematoma

3. 8403247 - Slider case having cable retractor

4. 8336688 - Thin cable retractor

5. 7681823 - Positioning structure of a single-pull reel

6. 7607603 - Single-pull power and signal cable reel

7. 7604194 - Structure of a single-pull reel

8. 7356362 - Headset structure with built-in audio source

9. 7222811 - Positioning device of a dual direction cable reel

10. 7222812 - Positioning shaft of a dual direction cable reel

11. 6871812 - Multi-stages retractable coiling cord device

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idiyas.com
as of
12/24/2025
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