Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479914 | Vibration motor having an eccentric weight and device including the same motor | Shigeru Yoshida, Kouji Kuyama, Toshiaki Tsuzaki | 2002-11-12 |
| 6465919 | Motor having resin-made motor base from which bottom face a metal terminal exposes its lower face, and device using the same motor | Shigeru Yoshida, Koji Kuyama | 2002-10-15 |
| 6424064 | Electromagnetic vibrator and device incorporating the same | Eiichi Ibata, Toshiaki Tsuzaki | 2002-07-23 |
| 6417589 | Flat vibrating motor and portable device having the same | Koji Kuyama, Shigeru Yoshida, Mikio Umehara | 2002-07-09 |