Inventor · Rifu, JP

Hiroyuki Kimura

256Patents
25h-index
261Co-inventors
93Inventor score

Filing activity: Dec 3, 1974 → Jan 9, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US4956872A Image processing apparatus capable of random mosaic and/or oil-painting-like processing Physics 111 Expired
US5164825A Image processing method and apparatus for mosaic or similar processing therefor Electricity 103 Expired
US4953227A Image mosaic-processing method and apparatus Electricity 101 Expired
US5109281A Video printer with separately stored digital signals printed in separate areas to form a print of multiple images Electricity 85 Expired
US6674858B1 Receiving device, recording and reproducing device and receiving/recording-reproducing system for digital broadcast signal Electricity 82 Expired
US6869898B2 Quartz glass jig for processing apparatus using plasma Chemistry; Metallurgy 50 Expired
USD303976S Lens for camera General 44 Expired
US5125041A Still image processing method for blurring an image background and producing a visual flowing effect Physics 42 Expired
USD420029S Interchangeable lens for single-lens reflex camera General 40 Expired
US6778162B2 Display apparatus having digital memory cell in pixel and method of driving the same Physics 38 Expired
US6535614B1 Method and apparatus for recording and reproducing electronic watermark information, and recording medium Electricity 34 Expired
US4844770A Thermal-transfer recording apparatus Emerging Cross-Sectional Technologies 33 Expired
USD388109S Single lens reflex camera General 33 Expired
US4646301A Decoding method and system for doubly-encoded Reed-Solomon codes Electricity 32 Expired
US5251074A Method and apparatus for controlling a video signal print system Physics 32 Expired
US5480300A Vertical heat-treating apparatus and heat insulator Mechanical Engineering; Lighting; Heating 31 Expired
US6771247B2 Display and method of driving display Physics 30 Expired
US4562549A Digital player using a pulse width detector Emerging Cross-Sectional Technologies 30 Expired
US6434322B1 Reproducing method and apparatus, for a video signal having copy control information Electricity 29 Expired
US4958217A Image processing apparatus and method capable of extracting a particular image area using either hue or brightness Physics 29 Expired
USD302984S Lens for camera General 27 Expired
US7113613B2 Watermark information detection method Physics 26 Expired
USD302169S Lens for camera General 26 Expired
US6711276B1 Control method and apparatus for embedding information in data Physics 26 Expired
US4423498A Control apparatus for a recording medium drive motor in a digital information reproducing apparatus Emerging Cross-Sectional Technologies 26 Expired

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