Growing community of inventors

Hong Kong, China

Siu Kwan Yu

Average Co-Inventor Count = 1.00

ph-index = 5

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 = 60

Siu Kwan YuSiu Kwan Yu (6 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Maxpat Trading & Marketing (far East) Limited (5 from 57 patents)

2. Other (1 from 832,812 patents)


6 patents:

1. D597802 - Culinary utensil

2. 7275821 - Optical adjustment spectacles

3. D542103 - Culinary utensil

4. D541602 - Culinary utensil

5. D539623 - Container opener

6. 7069815 - Container opener

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as of
12/20/2025
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