Inventor

SONG QINGWEN

CN3 patents

⚠️ This page may combine multiple inventors who share the name “SONG QINGWEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CUMMINS INC

1 patent

US7784272B2Aug 31, 2010

Control system for an engine aftertreatment system

CUMMINS INC8 citations78

UNIV HONG KONG POLYTECHNIC

1 patent

US7879404B2Feb 1, 2011

Method of enhancing moisture management and providing negative ion properties to fabric materials

UNIV HONG KONG POLYTECHNIC3 citations56

UNIV XIDIAN

1 patent

US11316052B2Apr 26, 2022

Junction barrier schottky diode

UNIV XIDIAN0 citations50