Inventor · Nara, JP

Takeshi Kamada

43Patents
14h-index
46Co-inventors
81Inventor score

Filing activity: Jul 31, 1978 → Apr 3, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5566906A Decurling device for a rolled recording paper Performing Operations; Transporting 117 Expired
US6347862B1 Ink-jet head Performing Operations; Transporting 54 Expired
US5674366A Method and apparatus for fabrication of dielectric thin film Electricity 50 Expired
US5203925A Apparatus for producing a thin film of tantalum oxide Chemistry; Metallurgy 42 Expired
US5470398A Dielectric thin film and method of manufacturing same Chemistry; Metallurgy 28 Expired
US4980339A Superconductor structure Emerging Cross-Sectional Technologies 26 Expired
US4251822A Recording head Electricity 23 Expired
US7506960B2 Nozzle head, line head using the same, and ink jet recording apparatus mounted with its line head Performing Operations; Transporting 19 Expired
US4262294A Electrostatic printing apparatus comprising improved electrode drive means Performing Operations; Transporting 16 Expired
US5719740A Capacitance sensor Emerging Cross-Sectional Technologies 16 Expired
US4789903A Integrated reader/recorder Electricity 16 Expired
US5139351A Thermal recording apparatus having a movable platen roller Electricity 16 Expired
US5507080A Method of manufacturing a capacitance sensor Emerging Cross-Sectional Technologies 15 Expired
US4266251A Facsimile transmission and reception apparatus Electricity 15 Expired
US6263734A Piezoelectric acceleration sensor and method of detecting acceleration and manufacturing method thereof Physics 14 Expired
US6014073A Temperature sensor element, temperature sensor having the same and method for producing the same temperature sensor element Electricity 13 Expired
US7348715B2 Piezoelectric element and method for manufacturing the same, and ink jet head and ink jet recording apparatus using the piezoelectric element Performing Operations; Transporting 13 Expired
US5431733A Low vapor-pressure material feeding apparatus Chemistry; Metallurgy 12 Expired
US5196950A Optical reader and light source used for the same Electricity 12 Expired
US5105279A Image reading and recording apparatus having a unitary read/write head Electricity 11 Expired
US5868948A Method for fabricating dielectric device Electricity 11 Expired
US6105225A Method of manufacturing a thin film sensor element Emerging Cross-Sectional Technologies 9 Expired
US5672252A Method and apparatus for fabrication of dielectric film Electricity 8 Expired
US7312558B2 Piezoelectric element, ink jet head, angular velocity sensor, and ink jet recording apparatus Electricity 8 Expired
US6326621A Infrared radiation detector and method of manufacturing the same Physics 8 Expired

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