Inventor · Kokubunji, JP

Hideki Saga

55Patents
12h-index
53Co-inventors
87Inventor score

Filing activity: Jul 18, 1995 → Mar 7, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5867455A Optical method and device for irradiating domains at predetermined positions Physics 64 Expired
US6236635A Information recording method and apparatus with suppressed mark edge jitters Physics 52 Expired
US7408731B2 Track allocation method of disk drive Physics 41 Active
US6256277A Information recording apparatus having controlled recording energy generation circuit Physics 34 Expired
US5790482A Optical disk apparatus for recording information using a light intensity modulation method with a partial response detector Physics 32 Expired
US7529158B2 Optical near-field generator and recording apparatus using the optical near-field generator Physics 28 Expired
US7133230B2 Recording head and information recording apparatus Physics 26 Expired
US6104685A Information recording apparatus Physics 25 Expired
US7012871B2 Information recording method and apparatus with suppressed mark edge jitters Physics 21 Expired
US6529467B2 Information recording method and apparatus with suppressed mark edge jitters Physics 14 Expired
US5835469A High-density information recording/reproducing method Physics 13 Expired
US6343056B2 Information recording method and apparatus with suppressed mark edge jitters Physics 12 Expired
US6683823B2 Method for reproducing information on a recording medium Physics 12 Expired
US6529466B2 Information recording apparatus Physics 11 Expired
US6809908B1 Light induction type thin film magnetic head Physics 11 Expired
US6678220B1 Information recording apparatus Physics 11 Expired
US5886969A High-density information recording/reproducing method Physics 9 Expired
US7054234B2 Near-field high density magneto-optical recording head Physics 8 Expired
US6188658A Information recording apparatus Physics 8 Expired
US6125084A Optical disk device using a recording medium structurally arranged to generate a recording clock Physics 5 Expired
US6288981A Magneto-optical recording device using magneto-resistive head Physics 5 Expired
US6560168B1 Information recording/reproducing device Physics 4 Expired
US6404716B1 Information recording apparatus Physics 4 Expired
US6430132B1 Information recording apparatus Physics 4 Expired
US8154823B2 Information recording and reproducing apparatus, information recording and reproducing system, information processing apparatus and information reproducing apparatus Physics 3 Active

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