Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6486519 | Semiconductor memory device with reduce coupling capacitance | Tadayoshi Nakano | 2002-11-26 |
| 6420805 | Brushless motor having transfer device | Akihisa Inoue | 2002-07-16 |
| 6384498 | Compact vibration motor | Koichi Nakajima, Toru Arai | 2002-05-07 |
| 6384499 | Eccentric rotor and compact vibrator motor including the eccentric rotor | — | 2002-05-07 |
| 6380651 | Brushless motor having resin bearing | Naohisa Koyanagi, Akihisa Inoue | 2002-04-30 |
| 6359364 | Brush apparatus of small motor and method for manufacturing the same | Koichi Nakajima, Toru Arai | 2002-03-19 |
| 6326711 | DC brushless motor having eccentric rotor | Naohisa Koyanagi | 2001-12-04 |
| 6291915 | Eccentric rotor for a compact vibrator motor and the compact vibrator motor incorporating the eccentric rotor | — | 2001-09-18 |
| 6246143 | Flat coreless vibrator motor using magnetic latching power | — | 2001-06-12 |
| 6051900 | Flat coreless vibrator motor having no output shaft | — | 2000-04-18 |
| 6011333 | Vibrator motor having nonmagnetic armature cores | Koichi Nakajima, Toru Arai | 2000-01-04 |
| 5942833 | Flat coreless vibrator motor | — | 1999-08-24 |
| 5764356 | Trace liquid detecting and analyzing device | Kenichi Iwase, Hajime Takeuchi, Yuuki Umehara, Takayuki Taguchi, Shigeru Fujioka | 1998-06-09 |
| 5717494 | Method of optically measuring liquid in porous material | Takayuki Taguchi, Shigeru Fujioka, Hisashi Motokawa, Atsushi Hosotani, Makoto Morishita | 1998-02-10 |
| 5681529 | Biological fluid analyzing device | Takayuki Taguchi, Shigeru Fujioka, Koichi Machida, Hajime Nakano | 1997-10-28 |
| 5373207 | Brushless vibrator motor for a wireless silent alerting device | Naohisa Koyanagi | 1994-12-13 |
| 5341057 | Vibrator motor for a wireless silent alerting device | Naohisa Koyanagi, Koichi Nakajima | 1994-08-23 |
| 5107155 | Vibrator motor for wireless silent alerting device | — | 1992-04-21 |
| 5036239 | Flat coreless vibrator motor | — | 1991-07-30 |