Inventor · Lancaster, PA, US

Istvan Gorog

39Patents
12h-index
46Co-inventors
81Inventor score

Filing activity: Jan 24, 1974 → Oct 4, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US3984629A Flying spot scanner unaffected by ambient light Electricity 59 Expired
US4463850A Video disc caddy Physics 46 Expired
US4030835A Defect detection system Physics 31 Expired
US5619330A Method and apparatus for determining thickness of an OPC layer on a CRT faceplate panel Physics 28 Expired
US4155098A Groove depth estimation system using diffractive groove effects Physics 17 Expired
US3981560A Electrochromic display device Physics 16 Expired
US6300021A Bias shield and method of developing a latent charge image Physics 16 Expired
US4084188A Optical scanner Electricity 15 Expired
US5730887A Display apparatus having enhanced resolution shadow mask and method of making same Electricity 15 Expired
US4395122A Defect detection system Physics 13 Expired
US4375096A Multi-bandwidth optical playback apparatus with elongated read spot Physics 12 Expired
US4363118A Sound carrier amplitude measurement system Physics 12 Expired
US4341472A Method and apparatus for positioning a tapered body Physics 8 Expired
US4402798A Method for the manufacture of a metallic recording substrate for a capacitance electronic disc and the recording substrate obtained thereby Emerging Cross-Sectional Technologies 7 Expired
US4316279A Optical recording in thin photoresist Physics 6 Expired
US5455133A Method of manufacturing a screen assembly having a planarizing layer Electricity 5 Expired
US6013400A Method of manufacturing a luminescent screen assembly for a cathode-ray tube Electricity 5 Expired
US4004078A Optical communication and display system Electricity 5 Expired
US6246164A Color picture tube having a low expansion tension mask attached to a higher expansion frame Electricity 5 Expired
US6225736A Color picture tube having a low expansion tension mask attached to a higher expansion frame Electricity 4 Expired
US8259258B2 Liquid crystal display having a field emission backlight Electricity 3 Active
US4019155A Acousto-optic modulated laser Physics 3 Expired
US4477891A Multi-bandwidth optical playback apparatus having minimum baseband distortion Physics 3 Expired
US5994829A Color cathode-ray tube having phosphor elements deposited on an imperforate matrix border Electricity 2 Expired
US6037086A Method of manufacturing a matrix for a cathode-ray tube Electricity 2 Expired

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