Inventor · Tokyo, JP

Shinichiro Iimura

33Patents
7h-index
20Co-inventors
69Inventor score

Filing activity: Aug 8, 1990 → Jun 21, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6075761A Optical recording medium having pits that are formed with respect to a wobbled groove at substantially constant positions in each cycle of the groove having a pit Physics 39 Expired
US5175719A Apparatus for detecting an unrecorded optical disc Physics 39 Expired
US5216660A Method of optimally controlling the power of a recording laser beam Physics 31 Expired
US5353270A Writable optical disk recording apparatus Physics 31 Expired
US6282166A Optical recording medium with wobbled grooves and interconnecting pits Physics 18 Expired
US5459706A Method and apparatus for detecting a signal Physics 16 Expired
US6034936A Optical recording medium reproducing apparatus for reproducing low density and high density recording media Physics 10 Expired
US5347501A Servo apparatus of an optical disc having calibration for gain control Physics 7 Expired
US5161145A Optical disc recording apparatus Physics 6 Expired
US5936921A Optical disc apparatus for recording the RF signal component in a difference signal which contains both speed and time information Physics 6 Expired
US7274635B2 Method and apparatus for recording address information on disc medium Physics 5 Expired
US7486607B2 Disc-shaped recording medium, cutting apparatus for same, and disc drive Physics 5 Active
US6167007A Optical recording medium reproducing apparatus Physics 5 Expired
US7151727B2 Disc-shaped recording medium, disc-state recording medium cutting apparatus, and disc drive apparatus Physics 5 Expired
US8400698B2 Oscillator device, optical deflecting device and method of controlling the same Physics 5 Active
US6469961B2 Optical recording medium, method for recording/reproducing the optical Physics 4 Expired
US6958958B2 Disk drive device Physics 4 Expired
US6400661B1 Optical recording medium reproducing apparatus Physics 3 Expired
US6937556B2 Optical recording medium including a wobbled groove with address information recorded on the land region adjacent the groove Physics 2 Expired
US7391686B2 Disc-shaped recording medium, cutting apparatus for same, and disc drive Physics 2 Active
US7414932B2 Method of, and apparatus for, recording address information to disc medium Physics 2 Active
US6430133B2 Optical recording and/or reproducing apparatus using wobble signals detected from a groove and pit signals detected from pits on the recording medium to control recording and/or reproducing Physics 1 Expired
US8254226B2 Disc-shaped recording medium, cutting apparatus for same, and disc drive Physics 1 Active
US7948379B2 Optical disk recording and reproducing apparatus, remote controller, and content management method Physics 1 Active
US8270267B2 Method of, and apparatus for, recording address information to disc medium Physics 1 Active

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