Inventor · Hirakata, JP

Mamoru Takeda

74Patents
20h-index
78Co-inventors
91Inventor score

Filing activity: Dec 29, 1986 → Aug 2, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6433303B1 Method and apparatus using laser pulses to make an array of microcavity holes Performing Operations; Transporting 98 Expired
US4936656A Video projector Physics 79 Expired
US5185601A Active matrix liquid crystal display apparatus and method of producing the same Physics 67 Expired
US6049170A High frequency discharge energy supply means and high frequency electrodeless discharge lamp device Electricity 54 Expired
US4906071A Liquid crystal display device and video projector incorporating same with particular driving circuit connection scheme Electricity 52 Expired
US5574582A Active matrix liquid crystal display panel with scanning electrodes acting as capacitor electrode and black matrix Physics 45 Expired
US5635306A Honeycomb panel and process for producing same Emerging Cross-Sectional Technologies 40 Expired
US4890097A Active matrix circuit for liquid crystal displays Physics 40 Expired
US5303072A Liquid crystal display device Physics 38 Expired
US4704002A Dot matrix display panel with a thin film transistor and method of manufacturing same Emerging Cross-Sectional Technologies 38 Expired
US5166086A Thin film transistor array and method of manufacturing same Electricity 32 Expired
US6424100B1 Fluorescent lamp operating apparatus and compact self-ballasted fluorescent lamp Electricity 31 Expired
US5349205A Thin-film transistor array with anodic oxide for use in a liquid crystal display Physics 28 Expired
US4958205A Thin film transistor array and method of manufacturing the same Emerging Cross-Sectional Technologies 28 Expired
US6870327B2 Electrode-less discharge lamp lighting apparatus, bulb-shaped electrode-less fluorescent lamp, and discharge lamp lighting apparatus Emerging Cross-Sectional Technologies 28 Expired
US6265827A Mercury-free metal halide lamp Electricity 24 Expired
US6977472B2 Electrodeless self-ballasted fluorescent lamp and discharge lamp operating device Emerging Cross-Sectional Technologies 24 Expired
US5334544A Method of making thin film transistors Emerging Cross-Sectional Technologies 23 Expired
US8038329B2 Bulb-shaped lamp and lighting device Mechanical Engineering; Lighting; Heating 23 Active
US5067447A Method for controlling heat of a metal hydride container Emerging Cross-Sectional Technologies 22 Expired
US6368175B1 Discharge lamp and method of producing the same Chemistry; Metallurgy 20 Expired
US6522084B1 Electrodeless discharge lamp operating apparatus Electricity 19 Expired
US6998792B2 Electrodeless discharge lamp lighting device, light bulb type electrodeless fluorescent lamp and discharge lamp lighting device Emerging Cross-Sectional Technologies 18 Expired
US6784601B2 Discharge lamp including heat releasing device and lamp device Electricity 17 Expired
US5092281A Hydrogen engine system Emerging Cross-Sectional Technologies 16 Expired

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