Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11373507 | Continual engagement support device, portable terminal, continual engagement support method, and program | Jou Akitomi, Miho Ishii | 2022-06-28 |
| 8229107 | Echo canceler | Atsuyoshi Yano | 2012-07-24 |
| 6868158 | Echo processing apparatus | Shinya Takahashi, Bunkei Matsuoka | 2005-03-15 |
| 6678376 | Echo canceling apparatus | Shinya Takahashi | 2004-01-13 |
| 6516050 | Double-talk detecting apparatus, echo canceller using the double-talk detecting apparatus and echo suppressor using the double-talk detecting apparatus | Hirohisa Tasaki, Bunkei Matsuoka, Shinya Takahashi | 2003-02-04 |
| 6445792 | Echo canceller for decreasing a deterioration factor of a speech quality | Koichi Shiraki | 2002-09-03 |