Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023685 | Electroacoustic transducer and electronic device using the same | Kazuki Honda, Takanori Fukuyama, Koji Sano, Takeshi Shimokawatoko, Kazuya Yamasaki +2 more | 2011-09-20 |
| 7891472 | Suspension bearing | — | 2011-02-22 |
| 7877856 | Method of manufacturing a speaker | Takanori Fukuyama, Tomoyasu Takase, Koji Sano, Masanori Nakano, Shigeru Tomoeda +6 more | 2011-02-01 |