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| 11381893 |
Speaker bracket, speaker frame, and speaker |
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2022-07-05 |
| 11076233 |
Sound generation device |
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| 11070908 |
Sound generator for mobile entities |
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Bracket for automobile speaker |
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| 10277976 |
Speaker device having diaphragm with folded portion |
Kenichi Oshima, Koji Takayama, Hirohito Ohno, Hayami Kondo |
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| 10264347 |
Two-way speaker device having diaphragm of second speaker unit inside voice coil bobbin of first speaker unit |
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| 7379556 |
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Koji Maekawa |
2008-05-27 |
| 7130440 |
Chair equipped with a speaker |
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| 7120271 |
Internal magnetic circuit and loudspeaker system incorporating the same |
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| 6904996 |
Truck and transmission gearshift operation device thereof |
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2005-06-14 |
| 4587569 |
Printer for printing multi-standard television signals |
Shunichi Nakamura |
1986-05-06 |
