Growing community of inventors

Hong Kong, China

Kelvin Yip

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 = 5

Kelvin YipChi Tong Chan (1 patent)Kelvin YipKelvin Yip (1 patent)Chi Tong ChanChi Tong Chan (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Simatelex Manufactory Co. Ltd. (1 from 26 patents)


1 patent:

1. 7032502 - Coffee maker

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12/11/2025
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