Takagawa; Kenya
Patent Applications and Registrations
Patent applications and USPTO patent grants for Takagawa; Kenya.The latest application filed is for "ferrite magnetic material and ferrite sintered magnet".
- Takagawa; Kenya - Tokyo JP
- Takagawa; Kenya - Chuo-ku JP
| Patent | Date |
|---|---|
| Method for producing ferrite material and ferrite material Grant 7,481,946 - Takagawa , et al. January 27, 2 | 2009-01-27 |
| Ferrite magnetic material and ferrite sintered magnet Grant 7,481,947 - Minachi , et al. January 27, 2 | 2009-01-27 |
| Method for producing Mn-Zn ferrite Grant 7,294,284 - Fukuchi , et al. November 13, 2 | 2007-11-13 |
| Mn-Zn based ferrite member Grant 7,289,010 - Kajino , et al. October 30, 2 | 2007-10-30 |
| Ferrite magnetic material and ferrite sintered magnet App 20070099033 - Minachi; Yoshihiko ; et al. | 2007-05-03 |
| Ferrite magnetic material and method for producing hexagonal w type ferrite magnetic material App 20070009767 - Minachi; Yoshihiko ; et al. | 2007-01-11 |
| Ferrite material App 20060118756 - Takagawa; Kenya ; et al. | 2006-06-08 |
| Method for producing ferrite material and ferrite material App 20060045839 - Takagawa; Kenya ; et al. | 2006-03-02 |
| Mn-Zn based ferrite member App 20050238904 - Kajino, Takashi ; et al. | 2005-10-27 |
| Method for producing Mn-Zn ferrite App 20050167632 - Fukuchi, Eiichiro ; et al. | 2005-08-04 |
| Mn-Zn ferrite, transformer magnetic core and transformer Grant 6,905,629 - Sezai , et al. June 14, 2 | 2005-06-14 |
| Mn-Zn ferrite, transformer magnetic core and transformer App 20040090302 - Sezai, Yuji ; et al. | 2004-05-13 |
| Mn-Zn ferrite production process, Mn-Zn ferrite, and ferrite core for power supplies Grant 6,627,103 - Yasuhara , et al. September 30, 2 | 2003-09-30 |
| Mn-Zn ferrite production process, Mn-Zn ferrite, and ferrite core for power supplies App 20020009413 - Yasuhara, Katsushi ; et al. | 2002-01-24 |
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