Issued Patents All Time
Showing 101–110 of 110 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5131306 | Automatic music playing piano | — | 1992-07-21 |
| 5077416 | Benzodifuranone compounds useful for dyeing or printing hydrophobic fiber materials and process for their production | Yasuyoshi Ueda, Takashi Omura, Hideo Hattori, Shinei Ikeou, Yosuke Yamamoto | 1991-12-31 |
| 5075429 | Monoazo-disperse dye compounds their production and their use | Yasuyoshi Ueda, Takashi Omura, Yosuke Yamamoto, Hideo Hattori, Junichi Sekihachi | 1991-12-24 |
| 4923974 | 2,6-dicyano-4'-morpholinoazobenzene compounds useful for dyeing hydrophobic materials | Yasuyoshi Ueda, Hideo Hattori, Kiyoyasu Hashimoto | 1990-05-08 |
| 4760768 | Mechanism for suppressing bound of swingable elements on a key musical instrument | — | 1988-08-02 |
| 4736662 | Optical sensor for sensing displacement speed or displacement of a moveable element in musical instrument | — | 1988-04-12 |
| 4524669 | Key-driving/detecting mechanism for keyboard instrument | Hajime Hayashida, Hiroyoshi Takahashi | 1985-06-25 |
| 4513652 | Solenoid actuator for use in automatic performance piano | Shigeru Muramatsu, Yuji Fujiwara, Hazime Hayashida | 1985-04-30 |
| D266508 | Tuner | Toshihito Nomura, Noboru Keitoku | 1982-10-12 |
| D266511 | Amplifier | Noboru Keitoku | 1982-10-12 |