Inventor · Durham, NC, US

David Sawin

8Patents
5h-index
27Co-inventors
55Inventor score

Filing activity: Nov 20, 1997 → Mar 31, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US7190348B2 Method for touchscreen data input Physics 38 Expired
US6075537A Ease of use interface to hotspots in hypertext document pages in network display stations Physics 36 Expired
US6897851B2 Methods and apparatus for formatted entry of electronic ink Physics 26 Expired
US6394615B1 Device for enhancing the visibility of portable computer display screens by shielding direct and indirect light from the display screen and the eyes of the user Physics 12 Expired
US6933921B2 Mobile system with ergonomically improved user pointing subsystem Physics 10 Expired
US7057603B2 Notebook computer force-controlled pointing stick device Physics 4 Expired
US7600154B2 System and method of calculating a projected service cost assessment Emerging Cross-Sectional Technologies 1 Active
US7934214B2 Computer implemented method, system and computer program product for controlling software entitlement Physics 0 Active

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