Inventor · Fort Collins, CO, US

Hugh Wallace

11Patents
6h-index
17Co-inventors
59Inventor score

Filing activity: Aug 31, 1995 → Dec 21, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US5691669A Dual adjust current controlled phase locked loop Emerging Cross-Sectional Technologies 56 Expired
US6621483B2 Optical screen pointing device with inertial properties Electricity 49 Expired
US6603111B2 Image filters and source of illumination for optical navigation upon arbitrary surfaces are selected according to analysis of correlation during navigation Physics 48 Expired
US6737636B2 Image filters and source of illumination for optical navigation upon arbitrary surfaces are selected according to analysis of correlation during navigation Physics 39 Expired
US7590903B2 Re-configurable architecture for automated test equipment Physics 20 Active
US7184026B2 Impedance sensing screen pointing device Physics 9 Expired
US8018989B2 System and method for adjusting a serial communications link Electricity 5 Active
US5635935A Power reduction technique for current mode digital-to-analog converters Electricity 5 Expired
US7571363B2 Parametric measurement of high-speed I/O systems Physics 5 Active
US6975106B1 Phase locked time interval analyzer Electricity 0 Expired
US6737858B2 Method and apparatus for testing current sinking/sourcing capability of a driver circuit Physics 0 Expired

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