Growing community of inventors

Minsyong, Taiwan

Cheng-Jy Tien

Average Co-Inventor Count = 2.00

ph-index = 3

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 = 84

Cheng-Jy TienEric Van Olst (3 patents)Cheng-Jy TienChih-Chuan Yang (3 patents)Cheng-Jy TienCheng-Jy Tien (4 patents)Eric Van OlstEric Van Olst (4 patents)Chih-Chuan YangChih-Chuan Yang (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Karma Medical Products Co., Ltd. (4 from 15 patents)


4 patents:

1. 9335783 - Controller shifting device

2. 9211222 - Seat mechanism of electric wheelchair

3. D745443 - Wheelchair shroud

4. 7413045 - Battery quick-release structure for an electric mobility scooter

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as of
12/19/2025
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