-
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Speaker unit with microphone
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Patent number 11,172,277
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Issue date Nov 9, 2021
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Cotron Corporation
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Bill Yang
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
-
In-ear earphone
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Patent number 9,807,494
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Issue date Oct 31, 2017
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Cotron Corporation
-
Bill Yang
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Circumaural earphone
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Patent number 9,774,944
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Issue date Sep 26, 2017
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Cotron Corporation
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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-
Vibrating element
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Patent number 9,621,995
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Issue date Apr 11, 2017
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Cotron Corporation
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
-
Vibrating element for speaker
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Patent number D738861
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Issue date Sep 15, 2015
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Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
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Earphone
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Patent number 9,055,369
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Issue date Jun 9, 2015
-
Cotron Corporation
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Headphone
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Patent number 9,042,587
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Issue date May 26, 2015
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Cotron Corporation
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Earphone
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Patent number D719550
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Issue date Dec 16, 2014
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Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
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Earphone
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Patent number D719551
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Issue date Dec 16, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
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Earphone
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Patent number 8,908,899
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Issue date Dec 9, 2014
-
Cotron Corporation
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Earphone
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Patent number 8,897,478
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Issue date Nov 25, 2014
-
Cotron Corporation
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Earphone
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Patent number D718286
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Issue date Nov 25, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
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Earphone
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Patent number D717772
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Issue date Nov 18, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
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Earphone
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Patent number D716272
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Issue date Oct 28, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
-
Earphone
-
Patent number 8,873,791
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Issue date Oct 28, 2014
-
Cotron Corporation
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
Vibrating element
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Patent number 8,861,777
-
Issue date Oct 14, 2014
-
Cotron Corporation
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
Earphone
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Patent number D713386
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Issue date Sep 16, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
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Earphone
-
Patent number D711858
-
Issue date Aug 26, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
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Headphone
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Patent number D711348
-
Issue date Aug 19, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
-
Earphone
-
Patent number D711356
-
Issue date Aug 19, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
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Earphone
-
Patent number D710335
-
Issue date Aug 5, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
-
Earphone
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Patent number D710334
-
Issue date Aug 5, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
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Earphone
-
Patent number D707660
-
Issue date Jun 24, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
-
Headphone
-
Patent number D707200
-
Issue date Jun 17, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
-
Headphone
-
Patent number D706744
-
Issue date Jun 10, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
-
Headphone
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Patent number D706242
-
Issue date Jun 3, 2014
-
Cotron Corporation
-
Bill Yang
-
D14 - Recording, communication, or information retrieval equipment
-
-
BRAIN WAVE INDUCTION METHOD
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Publication number 20240261531
-
Publication date Aug 8, 2024
-
COTRON CORPORATION
-
Bill Yang
-
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
-
AUDIO GLASSES AND AUDIO DEVICE
-
Publication number 20240004218
-
Publication date Jan 4, 2024
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
-
-
SPEAKER UNIT WITH MICROPHONE
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Publication number 20210289276
-
Publication date Sep 16, 2021
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
-
PLANAR SPEAKER UNIT
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Publication number 20180084346
-
Publication date Mar 22, 2018
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
IN-EAR EARPHONE
-
Publication number 20170272853
-
Publication date Sep 21, 2017
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
IN-EAR HEADSET MODULE
-
Publication number 20170048608
-
Publication date Feb 16, 2017
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
CIRCUMAURAL EARPHONE
-
Publication number 20170026736
-
Publication date Jan 26, 2017
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
AUDIO DEVICE
-
Publication number 20160192052
-
Publication date Jun 30, 2016
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
VIBRATING ELEMENT
-
Publication number 20150350791
-
Publication date Dec 3, 2015
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
EARPHONE
-
Publication number 20150030176
-
Publication date Jan 29, 2015
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
-
EARPHONE
-
Publication number 20140301591
-
Publication date Oct 9, 2014
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
HEADPHONE
-
Publication number 20140301590
-
Publication date Oct 9, 2014
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
EARPHONE
-
Publication number 20140286521
-
Publication date Sep 25, 2014
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
EARPHONE
-
Publication number 20140226847
-
Publication date Aug 14, 2014
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
EAR TIP
-
Publication number 20140166388
-
Publication date Jun 19, 2014
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
EAR TIP
-
Publication number 20140161299
-
Publication date Jun 12, 2014
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
VIBRATING ELEMENT
-
Publication number 20140133690
-
Publication date May 15, 2014
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
ELECTRONIC DEVICE
-
Publication number 20120230535
-
Publication date Sep 13, 2012
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
ELECTRONIC DEVICE
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Publication number 20120211994
-
Publication date Aug 23, 2012
-
COTRON CORPORATION
-
Bill Yang
-
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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PLUG
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Publication number 20120156942
-
Publication date Jun 21, 2012
-
COTRON CORPORATION
-
Bill Yang
-
H01 - BASIC ELECTRIC ELEMENTS
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EARPHONE
-
Publication number 20120087532
-
Publication date Apr 12, 2012
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
SPEAKER AND ELECTRONIC DEVICE
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Publication number 20120033836
-
Publication date Feb 9, 2012
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
-
EARPHONE
-
Publication number 20110038503
-
Publication date Feb 17, 2011
-
COTRON CORPORATION
-
Bill Yang
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
-
98096634 - BINA ACOUSY
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Serial number 98096634
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Registration number 7582134
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Filing date Jul 21, 2023
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COTRON CORPORATION
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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97749800 - ACOUSY BEAT
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Serial number 97749800
-
Filing date Jan 11, 2023
-
COTRON CORPORATION
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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90644495 - CO CO ACOUSY
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Serial number 90644495
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Registration number 6762342
-
Filing date Apr 14, 2021
-
COTRON CORPORATION
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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88393273 - CO CO SNAP
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Serial number 88393273
-
Registration number 6049257
-
Filing date Apr 19, 2019
-
Cotron Corporation
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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87506167 - IENCM
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Serial number 87506167
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Registration number 5537006
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Filing date Jun 26, 2017
-
Cotron Corporation
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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86238279
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Serial number 86238279
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Registration number 4878109
-
Filing date Apr 1, 2014
-
Cotron Corporation
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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86238272
-
Serial number 86238272
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Registration number 4878108
-
Filing date Apr 1, 2014
-
Cotron Corporation
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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86238286 - ABD
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Serial number 86238286
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Registration number 4778320
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Filing date Apr 1, 2014
-
Cotron Corporation
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
77539251 - LIETZMAR
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Serial number 77539251
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Registration number 3803858
-
Filing date Aug 5, 2008
-
Cotron Corporation
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
77534832 - COTRON
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Serial number 77534832
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Registration number 3800228
-
Filing date Jul 30, 2008
-
Cotron Corporation
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
77156729 - LIETZMANN
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Serial number 77156729
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Registration number 3477573
-
Filing date Apr 13, 2007
-
Cotron Corporation
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
74196602 - COTRON
-
Serial number 74196602
-
Registration number 1707881
-
Filing date Aug 21, 1991
-
COTRON CORPORATION
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
73818337 - ET.LITE
-
Serial number 73818337
-
Registration number 1615985
-
Filing date Aug 10, 1989
-
COTRON CORPORATION
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34 - Tobacco