Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8126188 | Speaker and method of producing the same | Mitsutaka Enomoto, Kazuya Yamasaki, Kazutaka Kubo, Masahide Sumiyama | 2012-02-28 |
| 7877856 | Method of manufacturing a speaker | Takanori Fukuyama, Koji Sano, Hiroshi Yano, Masanori Nakano, Shigeru Tomoeda +6 more | 2011-02-01 |
| 7634102 | Speaker and device using the same | Mitsutaka Enomoto, Kazuya Yamasaki, Kazutaka Kubo, Takeshi Shimokawatoko, Masahide Sumiyama | 2009-12-15 |
| 7630508 | Electro-acoustic transducer and electronic apparatus using it | Kazuki Honda, Koji Sano, Takanori Fukuyama, Mitsutaka Enomoto, Masahide Sumiyama | 2009-12-08 |
| 7548632 | Speaker, module using the same, electronic equipment and device, and speaker producing method | Takanori Fukuyama, Koji Sano, Hiroshi Yano, Masanori Nakano, Shigeru Tomoeda +6 more | 2009-06-16 |
| 7548627 | Speaker, and module, electronic apparatus, and device that use the speaker | Masanori Nakano, Masahide Sumiyama, Hiroshi Yano, Kazutaka Kubo, Koji Sano +6 more | 2009-06-16 |
| D533163 | Speaker | Kazutaka Kubo, Kazuya Yamasaki, Mitsutaka Enomoto | 2006-12-05 |