Tsutai, Akihiko
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tsutai, Akihiko.The latest application filed is for "permanent magnet".
- Tsutai, Akihiko - Kawasaki-shi JP
- Tsutai; Akihiko - Kawasaki JP
- Tsutai; Akihiko - Kanagawa-ken JP
| Patent | Date |
|---|---|
| Permanent magnet App 20010020495 - Mei, Wu ; et al. | 2001-09-13 |
| Magnetic material and bonded magnet Grant 5,716,462 - Sakurada , et al. February 10, 1 | 1998-02-10 |
| Magnetic material Grant 5,658,396 - Sakurada , et al. August 19, 1 | 1997-08-19 |
| Magnetic material Grant 5,549,766 - Tsutai , et al. August 27, 1 | 1996-08-27 |
| Magnetic material Grant 5,480,495 - Sakurada , et al. January 2, 1 | 1996-01-02 |
| Magnetic material Grant 5,456,769 - Sakurada , et al. October 10, 1 | 1995-10-10 |
| Permanent magnet Grant 4,935,075 - Mizoguchi , et al. June 19, 1 | 1990-06-19 |
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