H04R1/30

СПИСОК патентов США - подгруппа МПК¹⁶ H04R1/30

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№ п/п	Номер патента	Название патента
2017
1	9549242	Acoustic filter
2	9538282	Acoustically transparent waveguide
2016
3	9503807	Acoustic horn arrangement
4	9479861	Compact wideband bass and midrange horn-loaded speaker system
5	9473848	Transmission line loudspeaker
6	9467772	Acoustical signal generator using two transducers and a reflector with a non-flat contour
7	9386361	Loudspeaker horn
8	9318087	Electropneumatic horn system
9	9288565	Earphone system
10	9288560	Branched acoustic device
11	9286863	Apparatus and method for a celeste in an electronically-orbited speaker
12	9264798	Dual cartridge directional microphone
13	9264789	Equal expansion rate symmetric acoustic transformer
14	9232301	Coaxial speaker system having a compression chamber
2015
15	9219954	Acoustic horn manifold
16	9215524	Acoustic horn manifold
17	9208768	Acoustical transverse horn for controlled horizontal and vertical sound dispersion
18	9204212	Multiple aperture speaker assembly
19	9185476	Automated customization of loudspeakers
20	9183826	Apparatus and method for providing passive amplification
21	9173018	Acoustic filter
22	9154869	Speaker with a large volume chamber and a smaller volume chamber
23	9154865	Acoustic device
24	9118988	Automated customization of loudspeakers
25	9100751	Docking station having structure for sound amplification and sound quality enhancement
26	9100750	Loudspeaker
27	9088850	Micromachined horn
28	9084056	Coaxial speaker system having a compression chamber with a horn
29	9084041	Water resistant holder with a speaker for electronic product
2014
30	8887862	Phase plug device
31	8761425	Equal expansion rate symmetric acoustic transformer
32	8627920	Folded horn enclosure with inter-channel reflex-porting
2013
33	8528690	Sound effect amplication diffuser
34	8489214	Dock without a power source for digital devices
35	8452038	Multi-throat acoustic horn for acoustic filtering
2012
36	8320597	Acoustic dock for portable electronic device
37	8141675	Micro-speaker
2010
38	7735599	Sound wave guide structure for speaker system and horn speaker
2009
39	7631724	Sound-wave path-length correcting structure for speaker system
40	7520368	Horizontally folded reflex-ported bass horn enclosure
41	7513332	Convertible folded horn enclosure with improved compactness
2007
42	7299893	Loudspeaker horn and method for controlling grating lobes in a line array of acoustic sources
43	7275621	Skew horn for a loudspeaker
44	7178629	Electroacoustic public address unit with acoustic horn or waveguide
2006
45	7068805	Acoustic waveguide for controlled sound radiation
2005
46	6952874	Two-stage phasing plug system in a compression driver
2004
47	6804370	Speaker capable to playback in wide frequency range
48	6801631	Speaker system with multiple transducers positioned in a plane for optimum acoustic radiation pattern
49	6744899	Direct coupling of waveguide to compression driver having matching slot shaped throats
50	6712177	Cross-fired multiple horn loudspeaker system
2003
51	6668969	Manifold for a horn loudspeaker and method
52	6621909	Horn loudspeaker and loudspeaker systems
53	6574344	Directional horn speaker system
54	6557664	Loudspeaker
2002
55	6466680	High-frequency loudspeaker module for cinema screen
56	6394223	Loudspeaker with differential energy distribution in vertical and horizontal planes
57	6356642	Multi-speaker system
2001
58	6324052	Personal computing devices comprising a resonant panel loudspeaker
2000
59	6116373	Acoustic horns for loudspeakers
60	6112847	Loudspeaker with differentiated energy distribution in vertical and horizontal planes
61	6064745	Compression driver phase plug
62	6055320	Directional horn speaker system
63	6028947	Lightweight molded waveguide device with support infrastructure
1999
64	5991421	Radially expanding multiple flat-surfaced waveguide device
65	5970158	Compact horn speaker
66	5932850	Speaker system
67	5929392	Speaker system
68	5907133	Device for electroacoostic diffusion, with diaphragms, spiders and horns of balsa wood or mixtures thereof
69	5898788	Loudspeaker system
70	5898138	Loudspeaker having horn loaded driver and vent
71	5878148	Compression driver
1998
72	5832079	Acoustic horn for use in cellular flip phones
73	5793000	Speaker system
74	5778084	Loudspeaker with phase correction
75	5737435	Sound-reproducing apparatus comprising an acoustic horn, and acoustic horn for use in the apparatus
1997
76	5604337	Loudspeaker arrangement in television receiver cabinet
1996
77	5526456	Multiple-driver single horn loud speaker
1994
78	5367576	Horn speaker
79	5325439	Loudspeaker apparatus
80	5298690	Sound distributor with symmetry of revolution
81	5296656	Sound collecting and concentrating device for attaching to the back of multiple loudspeakers
82	5285025	Loudspeaker horn
1993
83	5233136	Horn loadspeaker
84	5229555	Speaker system and TV with the same
85	5187333	Coiled exponential bass/midrange/high frequency horn loudspeaker
1992
86	5170435	Waveguide electroacoustical transducing
87	5166982	Horn speaker having a cooling device
88	5125732	Motion picture exhibition facility
89	5117462	Phasing plug for compression driver
90	5115883	Loudspeaker
91	5111509	Electric acoustic converter
92	5109423	Audio system with amplifier and signal device
93	5103482	Apparatus and method for reproducing high fidelity sound
94	5099948	Compact woofer speaker system
1991
95	5046581	Loudspeaker system
96	5020630	Loudspeaker and horn therefor
97	5004067	Cinema sound system for unperforated screens
98	4984278	Adjustable mount for a loudspeaker
99	4982436	Dual horn folded soundpath loudspeaker
1990
100	4975965	Loudspeaker design
101	4923031	High output loudspeaker system
102	4922541	Acoustic horn audio reproducer
103	4893695	Speaker system
104	4893343	Dual diverging manifold loudspeaker system
1989
105	4882562	Adaptor for coupling plural compression drivers to a common horn
106	4862508	Method for large-scale multiple source sound reinforcement
107	4860367	Low frequency loud speaker
108	4836327	Sound reinforcement enclosure employing cone loudspeaker with annular central loading member and coaxially mounted compression driver
109	4811816	Symmetric double phonic diaphragm volume-enhancing device
1988
110	4790408	Coiled exponential bass/midrange horn loudspeakers
111	4790020	Horn type loudspeakers
112	4733749	High output loudspeaker for low frequency reproduction
113	4718517	Loudspeaker and acoustic transformer therefor
1987
114	4706295	Coaxial loudspeaker system
1985
115	4525604	Horn loudspeaker with convex diaphragm
116	4493389	Speaker assembly
117	4492827	Horn speaker with reduced magnetic flux leakage
1984
118	4485275	Inverted horn loudspeaker
119	4429762	Horn loudspeakers of the sectorial diffusion type, and method for making said loudspeakers
1983
120	4385211	Reflex horn speaker with a waterproofing device
121	4369857	Loudspeaker and horn combination
1982
122	4324313	Exponential horn for use in horn-type loudspeakers
123	4317009	Coldproof reflex horn speaker
124	4314620	Loudspeaker with cone driven horn
125	4313521	Speaker housing
126	4313032	Folded horn loudspeaker system
1980
127	4213008	Loudspeaker enclosure for mid-wall location
128	4210223	Low frequency folded exponential horn loudspeaker apparatus with bifurcated sound path
129	4206831	Loudspeaker coupler
130	4206830	Vehicle speaker system provided with a passive radiator
131	4196790	Acoustic transducer having multiple frequency resonance
132	4181193	Sound projection system
1979
133	4180710	Adjustably positioned phasing plug
134	4169516	Speaker system
135	4158400	Sound reproducing system
136	4157741	Phase plug
137	4152552	Horn speaker and method for producing low distortion sound
138	4143738	Loudspeaker driver unit
139	4138594	Small dimension low frequency folded exponential horn loudspeaker with unitary sound path and loudspeaker system including same
1978
140	4116302	Horn loudspeaker
141	4091891	Horn speaker
1977
142	4063614	Combination loudspeaker and sign holder
143	4050541	Acoustical transformer for horn-type loudspeaker
144	4033431	Acoustic crossover speaker enclosure
145	4031337	Loudspeaker
146	4006371	Electroacoustical transducer comprising piezoelectric element
1976
147	3982607	Loudspeaker cabinet having an integrally constructed horn
148	3980829	Wide angle cylindrical wave loudspeaker extending approximately from floor to ceiling height with a lens
149	3935925	Horn unit for a speaker
© 2017, ПАТ-Инфо, В.И. Карнышев Дата формирования списка: 03.04.2017