Inventor · Bloomington, MN, US

David E. Wickstrom

12Patents
6h-index
25Co-inventors
66Inventor score

Filing activity: Sep 23, 1988 → Jun 7, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US7434728B2 Desktop card processor Physics 51 Expired
US5037216A System and method for producing data bearing cards Physics 46 Expired
US5239926A Card printer apparatus and method Performing Operations; Transporting 35 Expired
US5588763A System and method for cleaning and producing data bearing cards Physics 34 Expired
US5401111A System and method for cleaning data bearing cards Physics 19 Expired
US8702328B2 Desktop card printer Performing Operations; Transporting 8 Active
US10627023B2 Threaded coupling end for a percussion drill string component Fixed Constructions 0 Active
US9751253B2 Card de-bowing mechanism Emerging Cross-Sectional Technologies 0 Active
US10699509B2 Array of card mechanisms Performing Operations; Transporting 0 Active
US11162619B2 Drill rod or adaptor with strengthened spigot coupling Fixed Constructions 0 Active
US9381695B2 Card de-bowing mechanism Emerging Cross-Sectional Technologies 0 Active
US8042735B2 Desktop card processor Physics 0 Active

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