|
US2538621A
(en)
*
|
1945-04-23 |
1951-01-16 |
Bell Telephone Labor Inc |
Electrodynamic transducer and connector therefor
|
|
US3055991A
(en)
*
|
1955-11-30 |
1962-09-25 |
Guss Reuben |
Loudspeaker
|
|
US3711659A
(en)
*
|
1971-01-20 |
1973-01-16 |
G Bremseth |
Loudspeaker voice coils
|
|
SE408518B
(en)
*
|
1974-05-17 |
1979-06-11 |
Matsushita Electric Ind Co Ltd |
INDUCTION HEATING DEVICE
|
|
US4336425A
(en)
*
|
1980-05-06 |
1982-06-22 |
Renkus-Heinz, Inc. |
High frequency compression driver and method of manufacture thereof
|
|
USD270909S
(en)
*
|
1980-11-08 |
1983-10-11 |
Pioneer Kabushiki Kaisha |
Loudspeaker
|
|
USD289041S
(en)
*
|
1984-07-13 |
1987-03-31 |
Eletro-Acustica S.A. |
Tweeter
|
|
US5548657A
(en)
*
|
1988-05-09 |
1996-08-20 |
Kef Audio (Uk) Limited |
Compound loudspeaker drive unit
|
|
USD320020S
(en)
*
|
1989-05-23 |
1991-09-17 |
Kabushiki Kaisha Seidenko |
Speaker
|
|
US5133428A
(en)
*
|
1991-04-04 |
1992-07-28 |
Perrson John K |
Direction-adjustable speaker system
|
|
AU4683493A
(en)
*
|
1992-07-17 |
1994-02-14 |
Linaeum Corporation |
Audio transducer with etched voice coil
|
|
USD360886S
(en)
*
|
1994-09-02 |
1995-08-01 |
Velodyne Acoustics, Inc. |
Loudspeaker
|
|
US5734734A
(en)
*
|
1995-12-29 |
1998-03-31 |
Proni; Lucio |
Audio voice coil adaptor ring
|
|
USD402988S
(en)
*
|
1996-09-03 |
1998-12-22 |
Boston Acoustics, Inc. |
Loudspeaker
|
|
US5739480A
(en)
*
|
1996-09-24 |
1998-04-14 |
Lin; Steff |
Speaker base for alternatively mounting different drivers
|
|
USD393641S
(en)
*
|
1996-12-31 |
1998-04-21 |
Wu Hai-Fu |
Speaker
|
|
USD400884S
(en)
*
|
1997-01-09 |
1998-11-10 |
Christie Ii Cary |
Speaker assembly
|
|
US6095278A
(en)
*
|
1999-04-28 |
2000-08-01 |
Lin; Steff |
Base for holding the tweeter of a speaker
|
|
USD432118S
(en)
*
|
2000-01-19 |
2000-10-17 |
Syntronic Instruments, Inc. |
Loudspeaker
|
|
US6516076B1
(en)
*
|
2000-07-12 |
2003-02-04 |
Atlas Sound, L.P. |
Modular horn loudspeaker
|
|
JP4551581B2
(en)
*
|
2001-03-27 |
2010-09-29 |
スター精密株式会社 |
Speaker
|
|
JP2002291080A
(en)
*
|
2001-03-27 |
2002-10-04 |
Star Micronics Co Ltd |
Loud speaker fixing holder
|
|
USD480709S1
(en)
*
|
2002-06-03 |
2003-10-14 |
Jl Audio, Inc. |
Loudspeaker
|
|
USD488802S1
(en)
*
|
2003-04-21 |
2004-04-20 |
Sony Corporation |
Speaker
|
|
USD504416S1
(en)
*
|
2003-11-19 |
2005-04-26 |
Roadmaster (Usa) Corp. |
Speaker
|
|
USD529899S1
(en)
*
|
2004-09-24 |
2006-10-10 |
Matsushita Electric Industrial Co., Ltd. |
Speaker for an automobile
|
|
USD521982S1
(en)
*
|
2004-12-28 |
2006-05-30 |
Schafernak Randolph J |
Speaker
|
|
JP4594127B2
(en)
*
|
2005-02-17 |
2010-12-08 |
パイオニア株式会社 |
Frame for speaker device and speaker device
|
|
USD554620S1
(en)
*
|
2005-09-30 |
2007-11-06 |
Sony Corporation |
Speaker
|
|
JP2007124448A
(en)
*
|
2005-10-31 |
2007-05-17 |
Pioneer Electronic Corp |
Speaker unit and speaker mounting bracket
|
|
USD550652S1
(en)
*
|
2005-12-02 |
2007-09-11 |
Matsushita Electric Industrial Co., Ltd. |
Speaker for an automobile
|
|
USD560658S1
(en)
*
|
2006-06-29 |
2008-01-29 |
Pioneer Kabushiki Kaisha |
Loudspeaker
|
|
EP2007169A3
(en)
*
|
2007-06-20 |
2009-12-09 |
Sonion Horsens A/S |
Miniature voice coil with integrated coupling coil
|
|
US8660279B2
(en)
*
|
2008-03-05 |
2014-02-25 |
Genelec Oy |
Nested compound loudspeaker drive unit
|
|
KR20110029264A
(en)
*
|
2009-09-15 |
2011-03-23 |
주식회사 비에스이 |
Voice coil and smt micro speaker using the same
|
|
GB2479941A
(en)
*
|
2010-04-30 |
2011-11-02 |
Gp Acoustics |
Stiffened loudspeaker diaphragm
|
|
CN101938681A
(en)
*
|
2010-09-10 |
2011-01-05 |
鸿富锦精密工业（深圳）有限公司 |
Speaker with audio cavity
|
|
USD705193S1
(en)
*
|
2012-10-15 |
2014-05-20 |
Yoon Tone |
Sound wave guide system for loudspeaker
|
|
USD723010S1
(en)
*
|
2013-03-19 |
2015-02-24 |
Samsung Electronics Co., Ltd. |
Audio speaker
|
|
WO2016056183A1
(en)
*
|
2014-10-09 |
2016-04-14 |
パナソニックＩｐマネジメント株式会社 |
Loudspeaker and loudspeaker structure
|
|
JP1541116S
(en)
*
|
2015-07-22 |
2016-01-12 |
|
|
|
JP1547495S
(en)
*
|
2015-09-03 |
2016-04-11 |
|
|
|
JP1574944S
(en)
*
|
2016-06-24 |
2017-05-01 |
|
|
|
JP1602114S
(en)
*
|
2017-07-11 |
2018-04-16 |
|
|
|
JP1605489S
(en)
*
|
2017-07-11 |
2018-06-04 |
|
|
|
JP1602116S
(en)
*
|
2017-07-11 |
2018-04-16 |
|
|
|
JP1602157S
(en)
*
|
2017-09-05 |
2018-04-16 |
|
|
|
JP1602269S
(en)
|
2017-09-05 |
2018-04-16 |
|
|
|
JP1602268S
(en)
*
|
2017-09-05 |
2018-04-16 |
|
|
|
JP1602158S
(en)
*
|
2017-09-05 |
2018-04-16 |
|
|
|
JP1602162S
(en)
|
2017-09-12 |
2018-04-16 |
|
|
|
JP1613655S
(en)
*
|
2017-10-17 |
2018-09-18 |
|
|
|
JP1634949S
(en)
*
|
2018-07-05 |
2019-06-24 |
|
|
|
JP1634739S
(en)
*
|
2018-07-05 |
2019-06-24 |
|
|
|
JP1634950S
(en)
*
|
2018-07-05 |
2019-06-24 |
|
|
|
JP1634951S
(en)
*
|
2018-07-05 |
2019-06-24 |
|
|
|
JP1637328S
(en)
*
|
2018-12-21 |
2019-07-29 |
|
|
|
JP1637330S
(en)
*
|
2018-12-21 |
2019-07-29 |
|
|
|
JP1683893S
(en)
*
|
2020-10-26 |
2021-04-19 |
|
|
|
JP1691899S
(en)
*
|
2020-12-23 |
2021-08-02 |
|
|