Inventor · Tokorozawa, JP

Hirofumi Suzuki

58Patents
15h-index
114Co-inventors
87Inventor score

Filing activity: Apr 15, 1977 → Aug 20, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5132820A TFT active matrix liquid crystal display devices Physics 132 Expired
US5798885A Head positioning control for disk apparatus using peak detection, polarity detection and sector mark detection Physics 79 Expired
US5331447A TFT active matrix liquid crystal display devices with plural TFTs in parallel per pixel Physics 45 Expired
US5532850A TFT active matrix liquid crystal display with gate lines having two layers, the gate electrode connected to the wider layer only Physics 44 Expired
US5528396A TFT active matrix liquid crystal display devices with a holding capacitance between the pixel electrode and a scanning signal line Physics 40 Expired
US5898537A Storage device having an improved housing structure Physics 40 Expired
US5708484A TFT active matrix liquid crystal display devices with two layer gate lines, the first being the same level and material as gate electrodes Physics 39 Expired
US5032536A Method for manufacturing a liquid crystal display device with thin-film-transistors Physics 31 Expired
US5838399A TFT active matrix liquid crystal display devices with two layer gate lines, the first being the same level as gate electrodes. Physics 27 Expired
US4613455A Ceramic heater and a method for its production Chemistry; Metallurgy 21 Expired
US4723973A Purifying apparatus of a particulate trap-type for collecting particulates in exhaust gas from an engine Emerging Cross-Sectional Technologies 21 Expired
US4652727A Ceramic heater and a process for producing the same Emerging Cross-Sectional Technologies 20 Expired
US4764435A Metalizing or bonding composition for non-oxide ceramics Emerging Cross-Sectional Technologies 17 Expired
US6384879B1 Liquid crystal display device including thin film transistors having gate electrodes completely covering the semiconductor Physics 15 Expired
US6839098B2 TFT active matrix liquid crystal display devices Physics 15 Expired
US7196762B2 TFT active matrix liquid crystal display devices Physics 13 Expired
US6992744B2 TFT active matrix liquid crystal display devices Physics 13 Expired
US6184963A TFT active matrix LCD devices employing two superposed conductive films having different dimensions for the scanning signal lines Physics 11 Expired
US6492289B1 Lead-free glaze and spark plug Chemistry; Metallurgy 11 Expired
US4803345A Ceramic heater apparatus with metal electrodes Emerging Cross-Sectional Technologies 9 Expired
US7450210B2 TFT active matrix liquid crystal display devices Physics 9 Active
US7952981B2 Semiconductor laser device protection circuit, optical pickup apparatus, and information recording/reproducing apparatus Electricity 9 Active
US8293411B2 Production process of difluorophosphate, nonaqueous electrolytic solution and nonaqueous electrolytic secondary battery Emerging Cross-Sectional Technologies 6 Active
US4095260A Color picture tube device Electricity 6 Expired
US5306443A Method for the preparation of conductive polymer film Electricity 6 Expired

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