Growing community of inventors

Hong Kong, China

David Chau Nam Wai

Average Co-Inventor Count = 2.00

ph-index = 2

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 = 21

David Chau Nam Wai ↔ Ellis Hon Siu Cheong (2 patents)David Chau Nam WaiDavid Chau Nam Wai (2 patents)Ellis Hon Siu CheongEllis Hon Siu Cheong (24 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. The Brinkmann Corporation (2 from 138 patents)


2 patents:

1. D463594 - Flashlight

2. D463595 - Flashlight

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as of
12/19/2025
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