Inventor · disambiguated record
Qingqi Dou
Also filed as: DOU QINGQI
1 granted patent·1 pending application·2 citations·filing 2010–2014
17Inventor score
Files withCAO ZHIHENG2
Top patents by PatentIndex Score
2 records- 0151US8659419B2Method and apparatus for preventing person, animals or items from getting lostCAO ZHIHENG·Filed 2010·Granted Feb 25, 2014·2 cites·16 claims
- 0239US2014135998A1Method and Apparatus for Energy Efficient Heating and Air Conditioning AutomationCAO ZHIHENG·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →