Inventor · Hamilton, ON, CA

Colin Campbell

29Patents
8h-index
15Co-inventors
72Inventor score

Filing activity: Oct 17, 1988 → Oct 14, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6570462B2 Adaptive tuning device and method utilizing a surface acoustic wave device for tuning a wireless communication device Electricity 128 Expired
US5272961A Apparatus for providing french fried potatoes Physics 48 Expired
US5404796A Apparatus for providing french fried potatoes Physics 25 Expired
US7005964B2 Dual track surface acoustic wave RFID/sensor Physics 22 Expired
US6462698B2 Wireless communication system using surface acoustic wave (SAW) single-phase unidirectional transducer (SPUDT) techniques Electricity 19 Expired
US7053524B2 Surface acoustic wave sensor or identification device with biosensing capability Electricity 12 Expired
US6827281B2 Encoded SAW RFID tags and sensors for multi-user detection using IDT finger phase modulation Electricity 10 Expired
US6967428B2 Selectable reflector arrays for SAW sensors and identification devices Electricity 9 Expired
US6825794B2 Wireless communication system using surface acoustic wave (SAW) second harmonic techniques Electricity 7 Expired
US10304770B2 Semiconductor device with stacked terminals Electricity 5 Active
US7747220B2 Wireless communication system using surface acoustic wave (SAW) second harmonic techniques Electricity 4 Active
US8493018B2 Fast switching for power inverter Electricity 4 Active
US8441826B2 Fast switching for power inverter Electricity 4 Active
US8760898B2 Fast switching for power inverter Electricity 3 Active
US10199804B2 Busbar locating component Electricity 3 Active
US9536671B2 Planar capacitor terminals Electricity 2 Active
US8463185B2 Wireless communication system using surface acoustic wave (SAW) second harmonic techniques Electricity 2 Active
US6691063B1 Measuring a baseball player's accumulated winning contribution Physics 2 Expired
US10178805B2 Heatsink with internal cavity for liquid cooling Emerging Cross-Sectional Technologies 2 Active
US8260204B2 Wireless communication system using surface acoustic wave (SAW) second harmonic techniques Electricity 1 Active
US7292822B2 Wireless communication system using surface acoustic wave (SAW) second harmonic techniques Electricity 1 Expired
US7158763B2 Multi-IDT SAW hybrid communication system Electricity 1 Expired
US8664907B2 Fast switching for power inverter Electricity 0 Active
US11570921B2 Semiconductor device with stacked terminals Electricity 0 Active
US9378505B2 Automated multivariate testing technique for optimized customer outcome Electricity 0 Active

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