Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8542862 | Flat acoustic transducer and method for driving the same | Fumihito Meguro, Tomomi Nakatsuka, Masashi Hori, Masahiro Iwata, Kuniyuki Kobayashi | 2013-09-24 |
| 7082201 | Three-dimensional sound reproducing apparatus and a three-dimensional sound reproduction method | Shigeo Ando, Shinichi Muramatsu, Akio Takahashi | 2006-07-25 |
| 7076068 | Three-dimensional sound reproducing apparatus and a three-dimensional sound reproduction method | Shigeo Ando, Shinichi Muramatsu, Akio Takahashi, Hiroshi Iriyama | 2006-07-11 |
| 6850621 | Three-dimensional sound reproducing apparatus and a three-dimensional sound reproduction method | Shigeo Ando, Shinichi Muramatsu, Akio Takahashi | 2005-02-01 |
| 6731765 | Loudspeaker device | — | 2004-05-04 |
| 5365468 | Sampling frequency converter | Yuji Kakubo, Shigeki Kimura, Koji Niimi | 1994-11-15 |
| 5146507 | Audio reproduction characteristics control device | Yuji Satoh, Yoshiki Fukazawa, Kiyoto Kuroiwa | 1992-09-08 |
| 4999628 | Analog-to-digital converting unit with broad dynamic range | Yuji Kakubo | 1991-03-12 |