Inventor · Yokohama, JP

Mito Sonohara

11Patents
9h-index
3Co-inventors
54Inventor score

Filing activity: Mar 27, 1995 → Nov 13, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US5835030A Signal encoding method and apparatus using selected predetermined code tables Electricity 85 Expired
US5899970A Method and apparatus for encoding digital signal method and apparatus for decoding digital signal, and recording medium for encoded signals Physics 27 Expired
US5680130A Information encoding method and apparatus, information decoding method and apparatus, information transmission method, and information recording medium Physics 27 Expired
US5778339A Signal encoding method, signal encoding apparatus, signal decoding method, signal decoding apparatus, and recording medium Physics 25 Expired
US5901234A Gain control method and gain control apparatus for digital audio signals Physics 22 Expired
US5765126A Method and apparatus for variable length encoding of separated tone and noise characteristic components of an acoustic signal Physics 21 Expired
US5646960A Inverse modified discrete cosine transform signal transforming system Physics 18 Expired
US5754127A Information encoding method and apparatus, and information decoding method and apparatus Physics 16 Expired
US5623557A Method and apparatus for data encoding and data recording medium Physics 15 Expired
US5712955A Method and apparatus for encoding digital signal, method and apparatus for decoding digital signal, and recording medium for encoded signals Physics 9 Expired
US5640421A Modified discrete cosine transform signal transforming system Physics 8 Expired

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