Inventor · disambiguated record
Qingwen Song
Also filed as: SONG QINGWEN
3 granted patents·11 citations·filing 2004–2020
60Inventor score
Top patents by PatentIndex Score
3 records- 0164US7879404B2Method of enhancing moisture management and providing negative ion properties to fabric materialsUNIV HONG KONG POLYTECHNIC·Filed 2007·Granted Feb 1, 2011·3 cites·18 claims
- 0249US11316052B2Junction barrier schottky diodeUNIV XIDIAN·Filed 2020·Granted Apr 26, 2022·0 cites·16 claims
- 0345US7784272B2Control system for an engine aftertreatment systemCUMMINS INC·Filed 2004·Granted Aug 31, 2010·8 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →