Growing community of inventors

Hong Kong, China

Au Yeung Ping Fai

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 = 17

Au Yeung Ping Fai ↔ David Hartnett (1 patent)Au Yeung Ping FaiAu Yeung Ping Fai (1 patent)David HartnettDavid Hartnett (6 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Fellowes, Inc. (1 from 208 patents)


1 patent:

1. 7204441 - Shredder apparatus and full bin indicator

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as of
12/10/2025
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