Inventor · Yamato, JP

Norihiko Fuchigami

76Patents
15h-index
10Co-inventors
77Inventor score

Filing activity: Nov 30, 1993 → May 15, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US5960398A Copyright information embedding apparatus Physics 88 Expired
US6560403B1 Signal encoding apparatus, audio data transmitting method, audio data recording method, audio data decoding method and audio disc Physics 77 Expired
US5404406A Method for controlling localization of sound image Electricity 52 Expired
US6381403B1 Audio disk of improved data structure and reproduction apparatus thereof Electricity 51 Expired
US6757659B1 Audio signal processing apparatus Physics 41 Expired
US5598478A Sound image localization control apparatus Electricity 38 Expired
US6788880B1 Recording medium having a first area for storing an audio title set and a second area for storing a still picture set and apparatus for processing the recorded information Physics 34 Expired
US6160953A DVD-compatible optical recording disk conveying audio signals encoded both as PCM data and as single bit stream data generated by sigma-delta modulation, and encoder apparatus and decoder apparatus for same Electricity 31 Expired
US6463410B1 Audio signal processing apparatus Electricity 28 Expired
US6151442A Signal compressing apparatus Electricity 27 Expired
US6636474B1 Recording medium and audio-signal processing apparatus Physics 23 Expired
US6952523B2 Signal encoding apparatus, audio data transmitting method, audio data recording method, audio data decoding method and audio disc Physics 18 Expired
US7289718B2 After-recording apparatus Physics 17 Expired
US7471879B2 Recording medium and signal processing apparatus Physics 17 Active
US6738561B1 Recording medium and signal processing apparatus Physics 16 Expired
US6393203B1 Signal compressing apparatus Electricity 12 Expired
US6741801B2 Signal compressing apparatus Electricity 9 Expired
US6618551B1 Encoding apparatus of audio signal, audio disc and disc reproducing apparatus Physics 9 Expired
US7031905B2 Audio signal processing apparatus Physics 9 Expired
US7630282B2 Disk for audio data, reproduction apparatus, and method of recording/reproducing audio data Physics 8 Active
US7394973B2 Signal compressing apparatus Electricity 7 Active
US6678652B2 Audio signal processing apparatus Electricity 7 Expired
US7551972B2 Audio signal processing apparatus Physics 6 Active
US5859602A Structures of data compression encoder, decoder, and record carrier Electricity 6 Expired
US7006422B2 Recording medium and audio-signal processing apparatus Physics 6 Expired

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