Issued Patents All Time
Showing 26–50 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8995702 | Speaker apparatus | Nobukazu Suzuki, Teppei Yokota | 2015-03-31 |
| 8792657 | Speaker device | Nobukazu Suzuki | 2014-07-29 |
| 8761414 | Reproduction device and reproduction method | Kohei Asada, Tetsunori Itabashi | 2014-06-24 |
| 8750555 | Speaker apparatus | Nobukazu Suzuki | 2014-06-10 |
| 8737659 | Speaker apparatus and audio output method | Nobukazu Suzuki | 2014-05-27 |
| 8630428 | Display device and audio output device | Terutaka Yana, Yutaka Miki, Nobukazu Suzuki | 2014-01-14 |
| 8577076 | Speaker device | Nobukazu Suzuki | 2013-11-05 |
| 8369543 | Speaker device and speaker-excitation method | Nobukazu Suzuki, Masaru Uryu | 2013-02-05 |
| 8254603 | Speaker apparatus and method for driving speaker | Nobukazu Suzuki | 2012-08-28 |
| 8090140 | Speaker and method of outputting acoustic sound | Nobukazu Suzuki, Masaru Uryu | 2012-01-03 |
| 8064626 | Loudspeaker apparatus | Nobukazu Suzuki, Masaru Uryu, Yukio Tanaka, Nobuyuki Nishigori | 2011-11-22 |
| 7835539 | Electroacoustic transducer using diaphragm and method for producing diaphragm | — | 2010-11-16 |
| 7822216 | Electroacoustic transducer using diaphragm and method for producing diaphragm | Jun Kishigami, Masaru Uryu | 2010-10-26 |
| 7813522 | Loudspeaker device | Masaru Uryu, Naotaka Tsunoda, Takeshi Hara | 2010-10-12 |
| 7726441 | Acoustic vibratory plate | Masaru Uryu, Kunihiko Tokura | 2010-06-01 |
| 7654362 | Speaker and method of outputting acoustic sound | Nobukazu Suzuki, Masaru Uryu | 2010-02-02 |
| 7610991 | Speaker and method of outputting acoustic sound | Nobukazu Suzuki, Masaru Uryu | 2009-11-03 |
| 7612473 | Driving device and method | Nobukazu Suzuki, Gen Ichimura, Masaru Uryu | 2009-11-03 |
| 7580542 | Loudspeaker apparatus | Masaru Uryu | 2009-08-25 |
| 7488369 | Magnetostriction device | Masaru Uryu | 2009-02-10 |
| 7456530 | Magnetostrictive actuator | — | 2008-11-25 |
| 7453173 | Electromechanical transformation device | Nobukazu Suzuki, Gen Ichimura, Masaru Uryu | 2008-11-18 |
| 7405509 | Lever-arm displacement-increasing device | Masaru Uryu | 2008-07-29 |
| 7317810 | Magnetic circuit and speaker | — | 2008-01-08 |
| 7274798 | Speaker device | Masaru Uryu, Naotaka Tsunoda, Takeshi Hara | 2007-09-25 |