Growing community of inventors

Hong Kong, China

Samuel Cheung

Average Co-Inventor Count = 2.00

ph-index = 4

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 = 126

Samuel CheungLeny N Heung (5 patents)Samuel CheungSamuel Cheung (5 patents)Leny N HeungLeny N Heung (6 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Recoton Corporation (5 from 41 patents)


5 patents:

1. 5902140 - Child-safe power strip

2. D399824 - Surge protector

3. D399825 - Surge protector

4. D397087 - Surge protector

5. D397088 - Surge protector

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as of
12/20/2025
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