Inventor · Tokyo, JP

Yoichiro Sako

555Patents
35h-index
202Co-inventors
93Inventor score

Filing activity: Nov 12, 1981 → May 8, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7855743B2 Image capturing and displaying apparatus and image capturing and displaying method Physics 334 Active
US5694381A Information data reproducing system, reproducing apparatus, reproducing method, data forming apparatus, and data record medium Physics 225 Expired
US4967403A Multi-format optical disk and reading device Physics 99 Expired
US7224282B2 Control apparatus and method for controlling an environment based on bio-information and environment information Physics 99 Expired
US4975915A Data transmission and reception apparatus and method Physics 94 Expired
US5886985A Optical recording medium having a plurality of sectors separated by sync signals Physics 92 Expired
US4881232A Method and apparatus for error correction Electricity 87 Expired
US4785451A Generator for an error correcting code, a decoder therefore, and a method for the same Electricity 82 Expired
US4972417A PCM data transmitting apparatus and method Electricity 78 Expired
US6697306B2 Data recording method, data outputting method, and data recording and/or reproducing method Physics 70 Expired
US8212136B2 Exercise audio reproducing device, exercise audio reproducing method, and exercise audio reproducing program Physics 70 Active
US6009170A Method for appending a signal with ciphered playback mode information Physics 59 Expired
US6516064B1 Signal recording apparatus, signal record medium and signal reproducing apparatus Physics 58 Expired
US4788685A Apparatus for recording and reproducing data Physics 58 Expired
US8982013B2 Display apparatus and display method Physics 58 Active
US4413340A Error correctable data transmission method Physics 56 Expired
US4680764A Method and apparatus for transmitting digital data Physics 55 Expired
US5805564A Optical disk capable of detecting errors in address area and correcting errors in data area and recording method and apparatus therefor Physics 55 Expired
US8385894B2 Information delivery system for sending reminder times bases on event and travel times Electricity 52 Active
US7156773B2 Electronic apparatus, input device, and input method Emerging Cross-Sectional Technologies 52 Expired
US5148422A Optical recording medium having a data recording track with offset data storing regions Physics 51 Expired
US5878024A Optical disc, apparatus and method for recording and reproducing data Physics 50 Expired
US6496807B1 Recording medium, recording method and recording apparatus incorporating anti-tamper features involving writing billing information into a write-once area Physics 48 Expired
US6005839A Data transmitting method, data recording apparatus, data record medium and data reproducing apparatus Physics 46 Expired
US5060221A Digital data recording/reproduction apparatus Physics 46 Expired

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