Inventor · Gwangju, KR

Min-Jo Choi

8Patents
5h-index
6Co-inventors
48Inventor score

Filing activity: Feb 12, 2002 → May 8, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US6623539B2 Cyclone dust collecting apparatus for a vacuum cleaner Performing Operations; Transporting 180 Expired
US6648934B2 Grill assembly of a cyclone dust collecting apparatus for a vacuum cleaner Emerging Cross-Sectional Technologies 126 Expired
US6735816B2 Upright-type vacuum cleaner Emerging Cross-Sectional Technologies 49 Expired
US6782584B2 Upright type vacuum cleaner Emerging Cross-Sectional Technologies 40 Expired
US7191490B2 Soil collection receptacle attaching/detaching apparatus for cyclone vacuum cleaner and vacuum cleaner having the same Emerging Cross-Sectional Technologies 11 Expired
US7694385B2 Brush apparatus for a vacuum cleaner Human Necessities 3 Active
US7267705B2 Locking unit of cyclone type dust collecting apparatus Emerging Cross-Sectional Technologies 2 Expired
USD525754S1 Handle for upright vacuum cleaner General 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.