Growing community of inventors

Shenzhen, China

Yongchang Dai

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 = 0

Yongchang DaiDaxin Lin (1 patent)Yongchang DaiYongchang Dai (1 patent)Daxin LinDaxin Lin (5 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Osram Gmbh (1 from 756 patents)


1 patent:

1. 9814107 - Drive circuit and illumination device comprising the drive circuit

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12/19/2025
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