Growing community of inventors

Singapore, Singapore

Qinfei Chen

Average Co-Inventor Count = 6.00

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 = 9

Qinfei ChenSiarhei V Savich (1 patent)Qinfei ChenChee Ming Ng (1 patent)Qinfei ChenKam Poi Chia (1 patent)Qinfei ChenJohn Zenon G Vallinan (1 patent)Qinfei ChenYoshiaki Sato (1 patent)Qinfei ChenQinfei Chen (1 patent)Siarhei V SavichSiarhei V Savich (6 patents)Chee Ming NgChee Ming Ng (5 patents)Kam Poi ChiaKam Poi Chia (4 patents)John Zenon G VallinanJohn Zenon G Vallinan (2 patents)Yoshiaki SatoYoshiaki Sato (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Desco Industries, Inc. (1 from 12 patents)


1 patent:

1. 9948071 - Ionizer with a needle cleaning device

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12/11/2025
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