Inventor · Nara, JP

Hideki Fukuda

83Patents
20h-index
89Co-inventors
91Inventor score

Filing activity: Jun 22, 1976 → Sep 14, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5242879A Active carbon materials, process for the preparation thereof and the use thereof Chemistry; Metallurgy 140 Expired
US5937138A Method and an apparatus for system encoding bitstreams for seamless connection Electricity 137 Expired
US6573819B1 Optical disc for high resolution and three-dimensional image recording, optical disc reproducing device, and optical disc recording device Electricity 135 Expired
US6925250B1 Optical disc for recording high resolution and normal image, optical disc player, optical disc recorder, and playback control information generator Electricity 66 Expired
US6393196B1 Multimedia stream generating method enabling alternative reproduction of video data, and a multimedia optical disk authoring system Electricity 65 Expired
US6591015B1 Video coding method and apparatus with motion compensation and motion vector estimator Electricity 56 Expired
US6982155B1 Process for producing fatty acid lower alcohol ester Emerging Cross-Sectional Technologies 54 Expired
US5174816A Surface treating agent for aluminum line pattern substrate Electricity 45 Expired
US5491561A Image processor for processing high definition image signal and standard image signal and disk apparatus therefor Electricity 45 Expired
US6323169A Resist stripping composition and process for stripping resist Chemistry; Metallurgy 42 Expired
US5953290A Recording medium and reproduction apparatus for displaying display data synchronously with reproduction of audio data Electricity 41 Expired
US6532262B1 Coding method and apparatus and recorder Electricity 40 Expired
US6937771B2 Image coding apparatus Electricity 39 Expired
US7317868B2 Optical disk for high resolution and three-dimensional video recording, optical disk reproduction apparatus, and optical disk recording apparatus Electricity 29 Expired
US4040015A Complementary MOS logic circuit Physics 28 Expired
US6792152B1 Image coding method, image coding/decoding method, image coder, or image recording/reproducing apparatus Electricity 26 Expired
USRE37994E1 Method and an apparatus for system encoding bitstreams for seamless connection General 25 Expired
US6856759B1 Recording apparatus and coding apparatus Electricity 22 Expired
US5491514A Coding apparatus, decoding apparatus, coding-decoding apparatus for video signals, and optical disks conforming thereto Electricity 21 Expired
US6391488B1 Non-aqueous electrolyte cell Emerging Cross-Sectional Technologies 21 Expired
US6678227B1 Simultaneous recording and reproduction apparatus and simultaneous multi-channel reproduction apparatus Physics 20 Expired
US5387938A Adaptive interframe/intraframe block coding method and apparatus Electricity 20 Expired
US6510176B1 Variable-bit-rate coding apparatus Electricity 19 Expired
US5338462A Active carbon materials, process for the preparation thereof and the use thereof Chemistry; Metallurgy 16 Expired
US5589148A Process for purifying halogen-containing gas Performing Operations; Transporting 16 Expired

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