СПИСОК патентов США - подгруппа МПК16 H04R9/18
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| № п/п | Номер патента | Название патента | |||
2017 | |||||
| 1 | 9609421 | Apparatus and methods related to a tactile vibrator for a speaker system | |||
2016 | |||||
| 2 | 9369789 | Speaker device | |||
2013 | |||||
| 3 | 8406438 | Device and method for the excitation and/or damping and/or detection or structural oscillations of a plate-shaped device using a piezoelectric strip device | |||
2008 | |||||
| 4 | 7410029 | Bass reflex type loudspeaker apparatus, loudspeaker box and image display apparatus | |||
| 5 | 7360626 | Audio speaker with wobble free voice coil movement | |||
1998 | |||||
| 6 | 5721379 | Electromagnetic acoustic transducers | |||
| 7 | 5712598 | Driving apparatus for electrostatic converting means | |||
1982 | |||||
| 8 | 4330878 | Sound producing device for watches | |||
| © 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017 | |||||