Growing community of inventors

Taichung, Taiwan

Py-Yi Chang

Average Co-Inventor Count = 2.00

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 = 4

Py-Yi ChangJing-Li Wang (2 patents)Py-Yi ChangJing- Li Wang (1 patent)Py-Yi ChangPy-Yi Chang (3 patents)Jing-Li WangJing-Li Wang (18 patents)Jing- Li WangJing- Li Wang (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Apex Mfg. Co., Ltd. (3 from 62 patents)


3 patents:

1. 10639779 - Magazine assembly and a stapler including the same

2. 10639778 - Magazine assembly and stapler including the same

3. 10518398 - Magazine assembly and a stapler including the same

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as of
1/10/2026
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