Inventor · disambiguated record
Hongfei Zhao
Also filed as: ZHAO HONGFEI
1 granted patent·1 pending application·0 citations·filing 2016–2019
13Inventor score
Technology areasH04R
Files withGUOGUANG ELECTRIC CORP LTD2
Top patents by PatentIndex Score
2 records- 0144US10999665B2Audio speaker with a voice coil assembly and a method of manufacturing the speakerGUOGUANG ELECTRIC CORP LTD·Filed 2019·Granted May 4, 2021·0 cites·16 claims
- 0232US2016381446A1Audio speaker with a voice coil assembly and a method of manufacturing the speakerGUOGUANG ELECTRIC CORP LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →