Inventor · disambiguated record
Nobumasa Seiyama
Also filed as: SEIYAMA NOBUMASA
7 granted patents·171 citations·filing 1992–2018
86Inventor score
Top patents by PatentIndex Score
7 records- 0175US5305420AMethod and apparatus for hearing assistance with speech speed control functionJAPAN BROADCASTING CORP·Filed 1992·Granted Apr 19, 1994·66 cites·17 claims
- 0274US6360198B1Audio processing method, audio processing apparatus, and recording reproduction apparatus capable of outputting voice having regular pitch regardless of reproduction speedJAPAN BROADCASTING CORP·Filed 1998·Granted Mar 19, 2002·27 cites·9 claims
- 0369US6374213B2Adaptive speech rate conversion without extension of input data duration, using speech interval detectionJAPAN BROADCASTING CORP·Filed 2001·Granted Apr 16, 2002·14 cites·4 claims
- 0461US6205420B1Method and device for instantly changing the speed of a speechJAPAN BROADCASTING CORP·Filed 1998·Granted Mar 20, 2001·45 cites·5 claims
- 0545US9129609B2Speech speed conversion factor determining device, speech speed conversion device, program, and storage mediumTAKAGI TOHRU·Filed 2012·Granted Sep 8, 2015·1 cites·9 claims
- 0645US6236970B1Adaptive speech rate conversion without extension of input data duration, using speech interval detectionJAPAN BROADCASTING CORP·Filed 1998·Granted May 22, 2001·18 cites·8 claims
- 0734US11404041B2Audio guidance generation device, audio guidance generation method, and broadcasting systemJAPAN BROADCASTING CORP·Filed 2018·Granted Aug 2, 2022·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →