Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7105962 | Brushless motor for partable electronic equipment with wire treatment technique of coils | Shigeru Yoshida, Masafumi Kumoi, Koji Kuyama | 2006-09-12 |
| 6713914 | Motor assembled by using motor-base-holder and method of assembling the same motor | Shigeru Yoshida, Koji Kuyama | 2004-03-30 |
| 6710481 | Motor assembled by using motor-base-holder and method of assembling the same motor | Shigeru Yoshida, Koji Kuyama | 2004-03-23 |
| 6664676 | Motor assembled by using motor-base-holder and method of assembling the same motor | Shigeru Yoshida, Koji Kuyama | 2003-12-16 |
| 6628028 | Small and flat vibrational motor having impact-resistant structure | Shigeru Yoshida, Kouji Kuyama | 2003-09-30 |
| 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 |
| 6271610 | Electromagnetic vibrator and device incorporating the same | Eiichi Ibata, Toshiaki Tsuzaki | 2001-08-07 |
| 5986367 | Motor mounting mechanism for a cylindrical vibration motor | Toshiaki Tsuzaki, Koji Kuyama, Eiichi Ibata, Hideki Shimada | 1999-11-16 |
| 5847484 | Sleeve type of coreless motor with reduced starting current | Kouji Kuyama | 1998-12-08 |
| 5780947 | Coreless motor | Kouji Kuyama | 1998-07-14 |
| 5621260 | Coreless motor | Kouji Kuyama, Miyuki Furuya, Hironobu Nishida, Hiroto Inoue, Yukihiro Okada | 1997-04-15 |