Sone; Takahiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sone; Takahiro.The latest application filed is for "electroacoustic transducer".
- Sone; Takahiro - Shizuoka JP
- Sone, Takahiro - Sizuoka JP
| Patent | Date |
|---|---|
| Speaker Grant D518,032 - Sone March 28, 2 | 2006-03-28 |
| Electroacoustic transducer Grant 6,804,369 - Masuda , et al. October 12, 2 | 2004-10-12 |
| Electroacoustic transducer Grant 6,704,430 - Imahori , et al. March 9, 2 | 2004-03-09 |
| Electroacoustic transducer App 20030112994 - Imahori, Yoshio ; et al. | 2003-06-19 |
| Electroacoustic Transducer App 20020021819 - Masuda, Mitsuhiro ; et al. | 2002-02-21 |
| Electroacoustic transducer App 20010043706 - Masuda, Mitsuhiro ; et al. | 2001-11-22 |
| Electroacoustic transducer and attachment structure thereof App 20010009585 - Masuda, Mitsuhiro ; et al. | 2001-07-26 |
| Electroacoustic transducer Grant D409,202 - Sone May 4, 1 | 1999-05-04 |
| Electronic sounder Grant D401,525 - Sone , et al. November 24, 1 | 1998-11-24 |
| Method of farbicating an electroacoustic transducer Grant 5,625,700 - Sone April 29, 1 | 1997-04-29 |
| Electroacoustic transducer Grant 5,467,323 - Sone November 14, 1 | 1995-11-14 |
| Audible signal for alarm units Grant D339,544 - Sone September 21, 1 | 1993-09-21 |
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