Inventor · Westerville, OH, US

John Knittle

14Patents
12h-index
22Co-inventors
78Inventor score

Filing activity: May 1, 1992 → Jul 1, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5472443A Electrosurgical apparatus employing constant voltage and methods of use Human Necessities 952 Expired
US6592067B2 Minimizing paper waste carousel-style dispenser apparatus, sensor, method and system with proximity sensor Emerging Cross-Sectional Technologies 127 Expired
US6838887B2 Proximity detection circuit and method of detecting small capacitance changes Emerging Cross-Sectional Technologies 115 Expired
US6793170B2 Waste minimizing paper dispenser Emerging Cross-Sectional Technologies 69 Expired
US5352868A Resistance feedback controlled power supply Human Necessities 69 Expired
US7182288B2 Waste minimizing carousel-style dispenser Emerging Cross-Sectional Technologies 51 Expired
US6766977B2 Sheet material dispenser with perforation sensor and method Emerging Cross-Sectional Technologies 49 Expired
US7102366B2 Proximity detection circuit and method of detecting capacitance changes Human Necessities 33 Expired
US7191977B2 Sheet material dispenser with perforation sensor and method Emerging Cross-Sectional Technologies 26 Expired
US6857580B2 Plug-in type liquid atomizer Performing Operations; Transporting 16 Expired
US7161359B2 Paper dispenser with proximity detector Human Necessities 15 Expired
US7570067B2 Minimizing paper waste carousel-style dispenser apparatus, sensor, method and system with proximity sensor Human Necessities 12 Active
US10076685B2 Operations with instrumented game ball Electricity 11 Active
US7832679B2 Sheet material dispenser with perforation sensor and method Emerging Cross-Sectional Technologies 9 Active

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