Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6769603 | Data recording and reproducing apparatus and data reproducing apparatus | Michio Nagai, Miyuki Shiojima, Osamu Kowatari | 2004-08-03 |
| 6665248 | Apparatus and method for playing back voice data file, and recording medium having a playback program for playing back a voice data file recorded therein | Takafumi Onishi | 2003-12-16 |
| 6604082 | Voice recording/reproducing apparatus | Makoto Okazaki, Yuichi Tomii | 2003-08-05 |
| 6589643 | Energy conversion fiber and sound reducing material | Jun Okada, Kyoichi Watanabe, Katsumi Morohoshi, Takeshi Yamauchi | 2003-07-08 |
| 6554101 | Structure and method of absorbing and shielding sound | Kyoichi Watanabe, Takayuki Fukui, Jun Okada | 2003-04-29 |
| 6530453 | Sound absorbing structure | Kouichi Nemoto, Shinkichi Torii | 2003-03-11 |
| 5015897 | Geared electric motor | Atsushi Inagaki, Koh Hiratsuka, Yasujiro Saito | 1991-05-14 |