Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8786981 | Bearing device, method of manufacturing bearing device, and information recording/reproducing apparatus | Akihiro Iino | 2014-07-22 |
| 8622621 | Rolling bearing apparatus, manufacture method thereof, and hard disk apparatus | Takayuki Kosaka | 2014-01-07 |
| 8322079 | Sash windows | John Patrick Daniels, Jin Goto, Hiroyuki Sasaki, Tsutomu Ito | 2012-12-04 |
| 7856757 | Sash window assembly | — | 2010-12-28 |
| 7681360 | Sash window assembly | John Patrick Daniels, Jin Goto, Hiroyuki Sasaki, Tsutomu Ito | 2010-03-23 |
| 7276968 | Class D amplifier | Kazuyuki Kudo | 2007-10-02 |
| 7239046 | Electric power supply unit and electric power supply controlling method | Kazuyuki Kudo, Tatsuzo Hasegawa | 2007-07-03 |
| 7092533 | BTL amplifier apparatus | Tatsuzo Hasegawa, Haruyuki Inohana | 2006-08-15 |
| 6993203 | Image processing apparatus and image processing program | Kohei Murao | 2006-01-31 |
| 6587566 | Sound field forming circuit and sound field forming apparatus | Yukiya Iigai, Haruyuki Inohana, Kazuyuki Kudo | 2003-07-01 |
| 6424210 | Isolator circuit | Yukiya Iigai, Haruyuki Inohana, Kazuyuki Kudo | 2002-07-23 |
| 6201718 | Step-up power supply circuit and integrated circuit device | Norio Yoshizumi, Haruyuki Inohana | 2001-03-13 |
| 6191962 | Step-up power supply circuit and semiconductor integrated circuit device | Norio Yoshizumi, Haruyuki Inohana | 2001-02-20 |
| 5886506 | Power supply circuit | — | 1999-03-23 |
| 5825248 | Low power consuming balanced transformer less amplifier device | — | 1998-10-20 |
| 5173072 | Travelling toy vehicle with simulated startup vibration | — | 1992-12-22 |
| 5144718 | Door pull with mounting fittings | — | 1992-09-08 |
| D317472 | Voice changing amusement microphone | Masatsune Sasaki | 1991-06-11 |
| 4540951 | Amplifier circuit | Susumu Sueyoshi, Keishi Sato, Kikuo Ishikawa, Kiyomi Yatsuhashi, Satoshi Ishii +1 more | 1985-09-10 |
| 4433305 | Amplifier circuit | Susumu Sueyoshi, Keishi Sato, Kikuo Ishikawa, Kiyomi Yatsuhashi, Satoshi Ishii +1 more | 1984-02-21 |
| 4356455 | Amplifier | Susumu Sueyoshi, Keishi Saito, Kikuo Ishikawa, Kiyomi Yatsuhashi, Satoshi Ishii +1 more | 1982-10-26 |
| 4198578 | Transistor switching circuits with shortened response times | Masaharu Sakamoto, Hideo Ito | 1980-04-15 |