Issued Patents All Time
Showing 1–25 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11640819 | Information processing apparatus and update method | — | 2023-05-02 |
| 11308970 | Voice correction apparatus and voice correction method | — | 2022-04-19 |
| 10951978 | Output control of sounds from sources respectively positioned in priority and nonpriority directions | — | 2021-03-16 |
| 10885909 | Determining a type of speech recognition processing according to a request from a user | Chikako Matsumoto | 2021-01-05 |
| 10706870 | Sound processing method, apparatus for sound processing, and non-transitory computer-readable storage medium | — | 2020-07-07 |
| 10679641 | Noise suppression device and noise suppressing method | — | 2020-06-09 |
| 10497380 | Medium for voice signal processing program, voice signal processing method, and voice signal processing device | Chikako Matsumoto | 2019-12-03 |
| 10140969 | Microphone array device | — | 2018-11-27 |
| 9972338 | Noise suppression device and noise suppression method | — | 2018-05-15 |
| 9847097 | Audio signal processing device, audio signal processing method, and recording medium storing a program | — | 2017-12-19 |
| 9779754 | Speech enhancement device and speech enhancement method | — | 2017-10-03 |
| 9747919 | Sound processing apparatus and recording medium storing a sound processing program | — | 2017-08-29 |
| 9653091 | Echo suppression device and echo suppression method | — | 2017-05-16 |
| 9626987 | Speech enhancement apparatus and speech enhancement method | — | 2017-04-18 |
| 9343075 | Voice processing apparatus and voice processing method | — | 2016-05-17 |
| 9271075 | Signal processing apparatus and signal processing method | — | 2016-02-23 |
| 9135924 | Noise suppressing device, noise suppressing method and mobile phone | Shoji Hayakawa | 2015-09-15 |
| 9099088 | Utterance state detection device and utterance state detection method | Nobuyuki Washio, Shouji Harada, Akira Kamano | 2015-08-04 |
| 9058821 | Computer-readable medium for recording audio signal processing estimating a selected frequency by comparison of voice and noise frame levels | Chikako Matsumoto | 2015-06-16 |
| 9020820 | State detecting apparatus, communication apparatus, and storage medium storing state detecting program | Shoji Hayakawa | 2015-04-28 |
| 9009047 | Specific call detecting device and specific call detecting method | Shoji Hayakawa | 2015-04-14 |
| 8996373 | State detection device and state detecting method | Shoji Hayakawa | 2015-03-31 |
| 8958570 | Microphone array apparatus and storage medium storing sound signal processing program | — | 2015-02-17 |
| 8935168 | State detecting device and storage medium storing a state detecting program | Shoji Hayakawa | 2015-01-13 |
| 8917884 | Device for processing sound signal, and method of processing sound signal | — | 2014-12-23 |