Inventor · Portland, OR, US

Michael L. Duncan

10Patents
6h-index
12Co-inventors
63Inventor score

Filing activity: Apr 17, 1992 → Mar 13, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6575368B1 Multiple aperture data reader for multi-mode operation Physics 104 Expired
US6719201B2 Multiple aperture data reader for multi-mode operation Physics 19 Expired
US7243850B2 Data reader for multi-mode operation Physics 12 Expired
USD351149S Laser scanner housing General 12 Expired
USD351150S Laser scanner head General 12 Expired
US7051940B2 Data reader for multi-mode operation Physics 10 Expired
US9427858B2 Multipurpose tool Performing Operations; Transporting 6 Active
US10901834B2 Interactive troubleshooting assistant Physics 3 Active
US11562227B2 Interactive assistant Physics 2 Active
US5772482A Designer deluxe bobbers Performing Operations; Transporting 0 Expired

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