Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9438362 | Audio mixing device, method thereof, and electronic device | — | 2016-09-06 |
| 8145476 | Received voice playback apparatus | — | 2012-03-27 |
| 7437298 | Method and apparatus for mobile phone using semiconductor device capable of inter-processing voice signal and audio signal | Takuo Mukai | 2008-10-14 |
| 6255577 | Melody sound generating apparatus | — | 2001-07-03 |
| 6125288 | Telecommunication apparatus capable of controlling audio output level in response to a background noise | — | 2000-09-26 |
| 5349610 | Digital data detecting and synchronizing circuit | Kazuo Sakamoto, Tatsuya Fujii, Naoto Shiraishi, Ryo Fukui, Yutaka Sato +1 more | 1994-09-20 |
| 5337168 | Image data processing apparatus for locating pixel having maximum coincidence count in input image data | Tatsuya Fujii, Yutaka Sato, Ryo Fukui, Kazuo Sakamoto, Naoto Shiraishi +1 more | 1994-08-09 |
| 5334258 | Washing method | Nagato Osano, Akihito Hosaka, Ikuo Nakajima, Toshiji Nishiguchi, Akira Horie | 1994-08-02 |
| 5216516 | Orthogonal transformation arithmetic unit | Masafumi Tanaka, Kazuo Sakamoto, Tatsuya Fujii | 1993-06-01 |