Growing community of inventors

Hong Kong, China

Nga Man Chang

Average Co-Inventor Count = 3.00

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 = 0

Nga Man ChangSze Wing Ling (3 patents)Nga Man ChangMan Kuen Cheung (3 patents)Nga Man ChangNga Man Chang (3 patents)Sze Wing LingSze Wing Ling (4 patents)Man Kuen CheungMan Kuen Cheung (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hasbro, Inc. (3 from 497 patents)


3 patents:

1. 12194775 - Fabric printing method for producing sparkling fabric

2. 11787228 - Fabric printing method for producing sparkling fabric

3. 11267279 - Fabric printing method for producing sparkling fabric

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1/1/2026
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