Growing community of inventors

Taipei, Taiwan

Cheng Yang-Fu

Average Co-Inventor Count = 1.00

ph-index = 8

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 = 273

Cheng Yang-FuCheng Yang-Fu (8 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Taylor Brands, LLC (8 from 47 patents)


8 patents:

1. D632154 - Folding knife

2. D630292 - Baton grip

3. D627852 - Baton grip

4. D613145 - Pocket knife blade

5. D600090 - Folding knife

6. D599640 - Folding knife

7. D599641 - Folding knife

8. D578857 - Pocket knife handle

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as of
1/16/2026
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