Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8107650 | Piezoelectric electroacoustic transducing device | Satoru Fujiwara | 2012-01-31 |
| 7715585 | Speaker | Masahide Suzuki | 2010-05-11 |
| 7629730 | Piezoelectric electroacoustic transducing device | Satoru Fujiwara | 2009-12-08 |
| 7550899 | Piezoelectric electroacoustic transducing device | Satoru Fujiwara | 2009-06-23 |
| D572238 | Speaker | Satoru Fujiwara, Masahide Suzuki, Masahito Fukada | 2008-07-01 |
| D562804 | Speaker | Satoru Fujiwara, Masahide Suzuki | 2008-02-26 |