Inventor · Acton, MA, US

Ian D. Morrison

53Patents
29h-index
75Co-inventors
91Inventor score

Filing activity: Sep 11, 1978 → Oct 19, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6017584A Multi-color electrophoretic displays and materials for making the same Emerging Cross-Sectional Technologies 682 Expired
US6950220B2 Electro-optic displays, and methods for driving same Physics 504 Expired
US6323989A Electrophoretic displays using nanoparticles Electricity 494 Expired
US6538801B2 Electrophoretic displays using nanoparticles Electricity 460 Expired
US6445489B1 Electrophoretic displays and systems for addressing such displays Electricity 452 Expired
US6327072A Microcell electrophoretic displays Performing Operations; Transporting 414 Expired
US6262706A Retroreflective electrophoretic displays and materials for making the same Emerging Cross-Sectional Technologies 376 Expired
US6753999B2 Electrophoretic displays in portable devices and systems for addressing such displays Electricity 375 Expired
US6693620B1 Threshold addressing of electrophoretic displays Physics 371 Expired
US6515649B1 Suspended particle displays and materials for making the same Physics 339 Expired
US6721083B2 Electrophoretic displays using nanoparticles Emerging Cross-Sectional Technologies 328 Expired
US6900851B2 Electro-optic displays and optical systems for addressing such displays Physics 315 Expired
US6704133B2 Electro-optic display overlays and systems for addressing such displays Electricity 310 Expired
US6249271A Retroreflective electrophoretic displays and materials for making the same Emerging Cross-Sectional Technologies 299 Expired
US6727881B1 Encapsulated electrophoretic displays and methods and materials for making the same Electricity 292 Expired
US6580545B2 Electrochromic-nanoparticle displays Physics 291 Expired
US6724519B1 Protective electrodes for electrophoretic displays Physics 280 Expired
US6870661B2 Electrophoretic displays containing magnetic particles Physics 269 Expired
US7787169B2 Electro-optic displays, and methods for driving same Physics 191 Active
US7667684B2 Methods for achieving improved color in microencapsulated electrophoretic devices Electricity 169 Active
US7180649B2 Electrochromic-nanoparticle displays Physics 155 Expired
US7071913B2 Retroreflective electrophoretic displays and materials for making the same Electricity 141 Expired
US7791789B2 Multi-color electrophoretic displays and materials for making the same Physics 115 Active
US4439507A Layered photoresponsive imaging device with photogenerating pigments dispersed in a polyhydroxy ether composition Chemistry; Metallurgy 115 Expired
US9293511B2 Methods for achieving improved color in microencapsulated electrophoretic devices Electricity 84 Active

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