Inventor · San Leandro, CA, US

Daniel H. Scharff

20Patents
9h-index
18Co-inventors
72Inventor score

Filing activity: Jun 3, 1983 → Nov 11, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6948371B2 Acoustic wave touch detecting apparatus Electricity 189 Expired
US6411287B1 Stress seal for acoustic wave touchscreens Physics 139 Expired
US5739479A Gentle-bevel flat acoustic wave touch sensor Physics 109 Expired
US8576202B2 Bezel-less acoustic touch apparatus Physics 78 Active
US8823685B2 Acoustic touch apparatus Physics 48 Active
US8896564B2 Acoustic touch apparatus Physics 48 Active
US8681128B2 Acoustic touch apparatus Physics 48 Active
US4476017A Removable synthesis column Physics 29 Expired
US8243048B2 Touchscreen for detecting multiple touches Physics 10 Active
US7952567B2 Touch sensor with improved electrode pattern Physics 7 Active
US9507464B2 Acoustic touch apparatus and methods using touch sensitive lamb waves Physics 3 Active
US9454266B2 Touchscreen for detecting multiple touches Physics 2 Active
US9348467B2 Radial layout for acoustic wave touch sensor Physics 2 Active
US10678380B2 Acoustic touch apparatus and method using touch sensitive Lamb waves Physics 2 Active
US9304629B2 Radial transducer for acoustic wave touch sensor Physics 2 Active
US9552106B2 Bezel-less acoustic touch apparatus Physics 1 Active
US9170686B2 Multi-transducer waveguide arrays Physics 0 Active
US10289250B2 Touchscreen for detecting multiple touches Physics 0 Active
US10678379B2 Bezel-less acoustic touch apparatus Physics 0 Active
US9671904B2 Acoustic touch apparatus Physics 0 Active

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