Inventor · Woodstock, GB

David Ezra

53Patents
26h-index
33Co-inventors
88Inventor score

Filing activity: Apr 8, 1992 → May 12, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5465175A Autostereoscopic display device Electricity 252 Expired
US5666226A Optical apparatus Physics 248 Expired
US6504942B1 Method of and apparatus for detecting a face-like region and observer tracking display Physics 208 Expired
US6075557A Image tracking system and method and observer tracking autostereoscopic display Electricity 184 Expired
US6633655B1 Method of and apparatus for detecting a human face and observer tracking display Electricity 181 Expired
US6014164A Display for 3D images Electricity 178 Expired
US6061489A Light source and display Emerging Cross-Sectional Technologies 151 Expired
US6437915B1 Parallax barrier, display, passive polarization modulating optical element and method of making such an element Electricity 149 Expired
US6055103A Passive polarisation modulating optical element and method of making such an element Electricity 142 Expired
US6377295B1 Observer tracking directional display Electricity 135 Expired
US5991073A Autostereoscopic display including a viewing window that may receive black view data Electricity 119 Expired
US5392140A Optical device with two lens arrays with the second array pitch an integral multiple of the first array pitch Electricity 113 Expired
US6055013A Autostereoscopic display Electricity 111 Expired
US5833507A Method of making an SLM, SLM, autostereoscopic display, and backlight Physics 101 Expired
US5310222A Optical device Physics 101 Expired
US5483363A Security device Physics 84 Expired
US5917562A Autostereoscopic display and spatial light modulator Electricity 81 Expired
US6046849A Parallax barrier, display, passive polarisation modulating optical element and method of making such an element Electricity 78 Expired
US5808792A Autostereoscopic display and method of controlling an autostereoscopic display Electricity 78 Expired
US6449090B1 Three dimensional display viewable in both stereoscopic and autostereoscopic modes Electricity 67 Expired
US5615024A Color display device with chirped diffraction gratings Physics 62 Expired
US5953148A Spatial light modulator and directional display Electricity 58 Expired
US5703717A Three-dimensional projection display apparatus Electricity 34 Expired
US6703989B1 Stereoscopic display Electricity 33 Expired
US6124920A Optical device and directional display Electricity 33 Expired

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