Inventor · Cambridge, GB

Ian White

20Patents
7h-index
30Co-inventors
69Inventor score

Filing activity: Mar 10, 1987 → Jun 19, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US5136249A Probes for measurement of moisture content, solids contents, and electrical conductivity Physics 70 Expired
US5115444A Multichannel cavity laser Electricity 48 Expired
US6064786A Multimode communications systems and method using same Physics 43 Expired
US6639931B1 Laser devices Electricity 22 Expired
US9367785B2 RFID tag location systems Physics 15 Active
US6915032B1 Optical crosspoint switch using vertically coupled waveguide structure Physics 13 Expired
US9384376B2 RFID tag interrogation systems Electricity 9 Active
US5012474A Polarization switching in active devices Electricity 7 Expired
US7342722B2 Method of producing maps and other objects configured for presentation of spatially-related layers of data Performing Operations; Transporting 7 Expired
US4809290A Opto-electronic directional switch Electricity 5 Expired
US8825683B2 Generating geographical keywords for geotargeting search engine-offered advertisements Physics 3 Active
US8885994B2 Integrated planar polymer waveguide for low-loss, low-crosstalk optical signal routing Physics 2 Active
US7611602B2 Method of producing maps and other objects configured for presentation of spatially-related layers of data Performing Operations; Transporting 2 Active
US8326157B2 High-speed optical transceiver, a bi-directional duplex optical fiber link, and a method for providing a bi-directional duplex optical fiber link Electricity 1 Active
US12086674B2 Systems and methods for reading RFID tags Physics 0 Active
US10917134B2 RFID systems Physics 0 Active
US12353826B2 Dynamic presentation generation Physics 0 Active
US9091809B2 Integrated planar polymer waveguide for low-loss, low-crosstalk optical signal routing Physics 0 Active
US11995501B2 Systems and methods for reading RFID tags Electricity 0 Active
US9384291B2 Generating geographical keywords for geotargeting search engine-offered advertisements Physics 0 Active

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