Inventor · disambiguated record
Yunfeng Ma
Also filed as: MA YUNFENG
8 granted patents·3 pending applications·33 citations·filing 2007–2025
81Inventor score
Files withMA YUNFENG4PAYPAL INC2CISDI RES & DEVELOPMENT CO LTD1DONGGUAN SAINVIE HEALTH TECH CO LTD1DONGGUAN SUNBRIGHT ELECTRIC APPLIANCE CO LTD1
Top patents by PatentIndex Score
11 records- 0186US12367669B2Document image quality detectionPAYPAL INC·Filed 2022·Granted Jul 22, 2025·1 cites·20 claims
- 0277US2025371865A1Document Image Quality DetectionPAYPAL INC·Filed 2025·Application pending·0 cites
- 0372USD597485SPortable generatorMA YUNFENG·Filed 2007·Granted Aug 4, 2009·23 cites·1 claims
- 0467USD1051862SController for electric blanketDONGGUAN SUNBRIGHT ELECTRIC APPLIANCE CO LTD·Filed 2022·Granted Nov 19, 2024·5 cites·1 claims
- 0553US8340143B2Passively mode-locked picosecond laser deviceFAN ZHONGWEI·Filed 2009·Granted Dec 25, 2012·2 cites·7 claims
- 0649US9458553B2Method for growing GZO (ZnO:Ga) crystalsUNIV BEIJING TECHNOLOGY·Filed 2014·Granted Oct 4, 2016·0 cites·4 claims
- 0745US7699027B2Portable generatorMA YUNFENG·Filed 2007·Granted Apr 20, 2010·1 cites·5 claims
- 0844US7559297B2Portable EngineMA YUNFENG·Filed 2007·Granted Jul 14, 2009·1 cites·4 claims
- 0936US2008088136A1Portable generatorMA YUNFENG·Filed 2007·Application pending·0 cites
- 1031US2024002963A1Improved blast furnace distributing device with nitrogen sealing structureCISDI RES & DEVELOPMENT CO LTD·Filed 2021·Application pending·0 cites
- 1125USD1099900SController for electric blanketDONGGUAN SAINVIE HEALTH TECH CO LTD·Filed 2024·Granted Oct 28, 2025·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →