Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8971631 | Data processing system, data processing method, and storage medium | Sachie Yokoyama, Rumiko Hashiba, Hideki Tsutsui, Chikashi Sugiura, Toshihiro Fujibayashi +1 more | 2015-03-03 |
| 8948417 | Characteristic correcting device and characteristic correcting method | Yusaku Kikugawa, Takashi Sudo, Masataka Osada | 2015-02-03 |
| 8711219 | Signal processor and signal processing method | Takashi Sudo | 2014-04-29 |
| 8270633 | Noise suppressing apparatus | — | 2012-09-18 |
| 7860235 | Echo suppressor | Takashi Sudo | 2010-12-28 |
| 7698296 | Content-reproducing apparatus | Chikashi Sugiura, Kimio Miseki | 2010-04-13 |
| 7443978 | Method and apparatus for audio coding with noise suppression | Kimio Miseki, Takashi Obara | 2008-10-28 |
| 6032115 | Apparatus and method for correcting the difference in frequency characteristics between microphones for analyzing speech and for creating a recognition dictionary | Hiroshi Kanazawa, Yoshifumi Nagata, Hiroyuki Tsuboi | 2000-02-29 |