Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10909384 | Monitoring system and monitoring method | Hiroyuki Matsumoto, Shintaro Yoshikuni | 2021-02-02 |
| 10497356 | Directionality control system and sound output control method | Masanari MIYAMOTO, Hiroyuki Matsumoto, Ryouichi Yuge, Shintaro Yoshikuni, Naoya Tanaka | 2019-12-03 |
| 10244162 | Directionality control system, calibration method, horizontal deviation angle computation method, and directionality control method | Hirotaka SAWA, Shinichi Shigenaga, Shuichi Watanabe, Shojiro Matsuo, Takashi Hirabara +8 more | 2019-03-26 |
| 10142727 | Directivity control apparatus, directivity control method, storage medium and directivity control system | Shinichi Shigenaga, Akitoshi IZUMI, Kazunori Hayashi, Hirotaka SAWA | 2018-11-27 |
| 10127924 | Communication apparatus mounted with speech speed conversion device | — | 2018-11-13 |
| 9961438 | Directivity control apparatus, directivity control method, storage medium and directivity control system | Shinichi Shigenaga, Akitoshi IZUMI, Kazunori Hayashi, Hirotaka SAWA | 2018-05-01 |
| 9860439 | Directionality control system, calibration method, horizontal deviation angle computation method, and directionality control method | Hirotaka SAWA, Shinichi Shigenaga, Shuichi Watanabe, Shojiro Matsuo, Takashi Hirabara +8 more | 2018-01-02 |
| 9826211 | Sound processing system and processing method that emphasize sound from position designated in displayed video image | Hirotaka SAWA, Shinichi Shigenaga, Shintaro Yoshikuni, Shuichi Watanabe, Tadashi Maki +10 more | 2017-11-21 |
| 9763001 | Directivity control apparatus, directivity control method, storage medium and directivity control system | Shinichi Shigenaga, Akitoshi IZUMI, Kazunori Hayashi, Hirotaka SAWA | 2017-09-12 |
| 9747454 | Directivity control system and sound output control method | Shinichi Shigenaga, Hirotaka SAWA, Kazunori Hayashi, Shintaro Yoshikuni, Kosuke Shinozaki | 2017-08-29 |
| 9635481 | Failure detection system and failure detection method | Hiroyuki Matsumoto, Shuichi Watanabe, Hisashi Tsuji, Akitoshi IZUMI, Shintaro Yoshikuni | 2017-04-25 |
| 9621982 | Directivity control apparatus, directivity control method, storage medium and directivity control system | Shinichi Shigenaga, Akitoshi IZUMI, Kazunori Hayashi, Hirotaka SAWA | 2017-04-11 |
| 9578413 | Audio processing system and audio processing method | Hirotaka SAWA, Shuichi Watanabe, Hiroyuki Matsumoto, Hisashi Tsuji, Shintaro Yoshikuni | 2017-02-21 |
| 9549244 | Directivity control system, directivity control method, sound collection system and sound collection control method | Shinichi Shigenaga, Kazunori Hayashi, Hirotaka SAWA, Kosuke Shinozaki, Shuichi Watanabe | 2017-01-17 |
| 9516412 | Directivity control apparatus, directivity control method, storage medium and directivity control system | Shinichi Shigenaga, Shuichi Watanabe, Tadashi Maki, Akitoshi IZUMI, Kazunori Hayashi +2 more | 2016-12-06 |
| 9414153 | Directivity control apparatus, directivity control method, storage medium and directivity control system | Shinichi Shigenaga, Akitoshi IZUMI, Kazunori Hayashi, Hirotaka SAWA | 2016-08-09 |
| 8111838 | Conferencing apparatus for echo cancellation using a microphone arrangement | Natsushi Ono, Ryoichi YUGE | 2012-02-07 |
| 8054991 | Sound pickup apparatus and conference telephone | Ryota Fujii | 2011-11-08 |
| 7856097 | Echo canceling apparatus, telephone set using the same, and echo canceling method | — | 2010-12-21 |
| 7228271 | Telephone apparatus | Takashi Kimura | 2007-06-05 |
| 5860062 | Speech recognition apparatus and speech recognition method | Kenichi Taniguchi, Nobuyuki Kono, Yoshio Ikura | 1999-01-12 |