Han Wang has been granted 5 US patents while listed as an inventor at AT&T . The first was granted in 1985 and the most recent in December 2025. Han Wang ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Han Wang in Andover, MA, US.
Patents per Year Patents granted per year, 1985 to 2021 Bar chart with a peak of 2 patents in 2021. peak 2 1985: 1 patents 1985 1998: 1 patents 1998 2021: 2 patents 2021
Issued Patents All Time
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Showing 1–5 of 5 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12506007 Method of manufacturing semiconductor devices and semiconductor devices Hao Tang , Shu-Fan Chen , Yun-San Chien , Da Geun Lee , Chi On Chui +2 more 2025-12-23
11201678 System for achieving multiple bits per symbol in optical communications systems by combining spatial domain multiplexing and pulse amplitude modulation Syed H. Murshid , Greg Lovell , Bilas Chowdhury , Ce Su , Rayan Enaya +1 more 2021-12-14
10998980 System for achieving multiple bits per symbol in optical communications systems by combining spatial domain multiplexing and pulse amplitude modulation Syed H. Murshid , Greg Lovell , Bilas Chowdhury , Ce Su , Rayan Enaya +1 more 2021-05-04
5706310 Wide bandwidth loop in a frequency shift keying (FSK) system Eugene Hwan , Yen-Fang Chao 1998-01-06
$10,004,000
4500859 Filter for existing waveguide structures Chung-Li Ren , Matthew Thompson 1985-02-19