Inventor · Salem, NH, US

Bernard O. Geaghan

71Patents
24h-index
46Co-inventors
88Inventor score

Filing activity: Feb 24, 1982 → Jul 17, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6819316B2 Flexible capacitive touch sensor Physics 298 Expired
US5790114A Electronic whiteboard with multi-functional user interface Physics 298 Expired
US7254775B2 Touch panel system and method for distinguishing multiple touch inputs Physics 271 Expired
US7973771B2 Touch sensor with electrode array Physics 180 Active
US6133906A Display-integrated stylus detection system Physics 157 Expired
US9201556B2 Touch location sensing system and method employing sensor data fitting to a predefined curve Physics 152 Active
US6549193B1 Touch panel with improved linear response and minimal border width electrode pattern Physics 113 Expired
US7362313B2 Touch simulation system and method Physics 105 Expired
US7453444B2 Touch screen with selective touch sources Physics 97 Active
US7864160B2 Interleaved electrodes for touch sensing Physics 95 Active
US7327352B2 Linearized conductive surface Physics 85 Expired
US7439963B2 Touch sensor with linearized response Physics 67 Active
US6395863B2 Touch screen with polarizer and method of making same Emerging Cross-Sectional Technologies 62 Expired
US7298367B2 Light emitting stylus and user input device using same Physics 60 Expired
US7724243B2 Touch sensors incorporating capacitively coupled electrodes Physics 50 Active
US7683890B2 Touch location determination using bending mode sensors and multiple detection techniques Physics 41 Active
US6445384B1 Electronic whiteboard system eraser Physics 39 Expired
US7236161B2 Remote touch simulation systems and methods Physics 37 Expired
US8174273B2 Capacitance measurement circuit with dynamic feedback Electricity 31 Active
US8493355B2 Systems and methods for assessing locations of multiple touch inputs Physics 31 Active
US6781579B2 Touch panel with improved linear response and minimal border width electrode pattern Physics 31 Expired
US4556953A Interchangeable interface circuitry arrangements for use with a data processing system Physics 31 Expired
US8508680B2 Touch screen sensor with low visibility conductors Physics 26 Active
US8004499B2 Interleaved electrodes for touch sensing Physics 24 Active
US7646377B2 Position digitizing using an optical stylus to image a display Physics 23 Active

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