Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7979718 | Operator recognition device, operator recognition method and operator recognition program | Ikuo Fujita, Mitsuya Komamura | 2011-07-12 |
| 7813921 | Speech recognition device and speech recognition method | Hajime Kobayashi, Yasunori Suzuki | 2010-10-12 |
| 7257532 | Apparatus and method for speech recognition | — | 2007-08-14 |
| 7177809 | Contents presenting system and method | Takehiko Shioda, Keiichi Yamauchi, Hiroaki Shibasaki, Hideki Amano | 2007-02-13 |
| 7130799 | Speech synthesis method | Katsumi Amano, Shisei Cho, Hiroyuki Ishihara | 2006-10-31 |
| 7065488 | Speech recognition system with an adaptive acoustic model | Kiyoshi Yajima | 2006-06-20 |
| 7016837 | Voice recognition system | Hiroshi Seo, Mitsuya Komamura | 2006-03-21 |
| 6937981 | Voice recognition system | Hiroshi Seo, Mitsuya Komamura | 2005-08-30 |
| 6629283 | Quantization error correcting device and method, and audio information decoding device and method | — | 2003-09-30 |
| 5578948 | Harmonic tone generator for low level input audio signals and small amplitude input audio signals | — | 1996-11-26 |
| 5522010 | Pitch control apparatus for setting coefficients for cross-fading operation in accordance with intervals between write address and a number of read addresses in a sampling cycle | — | 1996-05-28 |
| 5444784 | Acoustic signal processing unit | — | 1995-08-22 |
| 5442711 | Acoustic signal processing unit | — | 1995-08-15 |
| 5255323 | Digital signal processing device and audio apparatus using the same | Hiroyuki Ishihara, Kazunaga Ida, Kazuo Watanabe, Makio Yamaki | 1993-10-19 |