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1949-02-25 |
1954-06-15 |
Dyna Labs Inc |
Bone conduction hearing aid unit
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1954-01-18 |
1957-02-26 |
Lockheed Aircraft Corp |
Noise attenuating ear protectors
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US3073410A
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*
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1959-12-30 |
1963-01-15 |
Electric Storage Battery Co |
Headset
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1960-05-11 |
1962-09-04 |
Clark Co Inc David |
Ear protctor and seal therefor
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US3220505A
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1964-04-01 |
1965-11-30 |
Willard B Hargrave |
Audiometric headset
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1967-05-03 |
1969-07-15 |
Mine Safety Appliances Co |
Adjustable ear protector
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1968-05-29 |
1970-04-21 |
Kenneth C Stewart |
Noise absorbing earmuffs
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1969-01-10 |
1970-10-27 |
Gentex Corp |
Sound-attenuating earcup and helmet containing same
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1970-01-02 |
1971-07-20 |
Gentex Corp |
Sound-attenuating earcups
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1971-08-23 |
1974-02-26 |
Schick G |
Headphones for reproducing four-channel sound
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1976-10-26 |
1993-05-18 |
Audiotronics Corporation |
Headset
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1978-04-24 |
1979-03-06 |
Richard S. First |
Rear deck mounting adapter for car speaker
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1980-05-15 |
1984-03-27 |
Gentex Corporation |
Sound attenuating earcup assembly with outside communication capability
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1983-06-03 |
1985-10-29 |
Motorola, Inc. |
Shock absorbing transducer module
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USD301145S
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1986-09-25 |
1989-05-16 |
Koss Corporation |
Stereophone or similar article
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1987-04-09 |
1989-08-22 |
Kabushiki Kaisha Seidenko |
Flat speaker unit
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SE8703414L
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1987-09-02 |
1989-03-03 |
Kompositprodukter Sk Fm Ab |
Hoerselskydd
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SE463803B
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1988-04-28 |
1991-01-28 |
Milmas Ab |
Fjaedrande monteringsarm foer hoerselskydd
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USD328461S
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1988-09-30 |
1992-08-04 |
Sony Corporation |
Headphone
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JPH0297198A
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1988-10-03 |
1990-04-09 |
Sony Corp |
ヘッドホン装置
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USD307275S
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1988-11-14 |
1990-04-17 |
Ronald Pollard |
Cover set for a transmitter-receiver telephone handset
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GB8904912D0
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1989-03-03 |
1989-04-12 |
Carlyle Investments Limited |
Telephone support device
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1989-04-13 |
1991-06-18 |
Gentex Corporation |
Impact-absorbing sound-attenuating earcup
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1991-05-08 |
1993-02-09 |
David Clark Company Incorporated |
Headset with multi-position stirrup assemblies
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1992-07-08 |
1995-11-21 |
Acs Wireless, Inc. |
Communications headset having a ball joint-mounted receiver assembly
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GB2275846B
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1993-02-03 |
1996-05-22 |
Sony Corp |
Headphones
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USD353818S
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1993-12-08 |
1994-12-27 |
Sony Corporation |
Headphone
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1996-05-17 |
1998-04-14 |
Lucent Technologies Inc. |
Speaker mounting system
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1999-03-24 |
2000-07-27 |
Enha Kunststoffverarbeitungs G |
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1999-07-01 |
2001-07-17 |
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2000-12-29 |
2004-05-04 |
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Foam mounted receiver for communication headset
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2001-05-10 |
2002-03-12 |
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Sound attenuating earmuff
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2001-10-01 |
2004-01-02 |
Amphicom Soc |
Dispositif d'ecoute de signaux vocaux et ou musicaux, par transmission osseuse cranienne
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USD476639S1
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2001-12-06 |
2003-07-01 |
Bose Corporation |
Headset
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AT414198B
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2003-01-31 |
2006-10-15 |
Akg Acoustics Gmbh |
Kopfhörer
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2003-10-27 |
2007-11-06 |
Wayne Lederer |
Noise attenuating headset
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2004-06-16 |
2006-10-24 |
Howard Leight Ind Llc |
Kåpa avsedd att användas som hörselskydd, sätt att framställa densamma samt användning av en sådan kåpa
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2005-01-19 |
2008-06-17 |
Ching-Chang Kuo |
Multimedia speaker headphone
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2006-01-03 |
2007-03-13 |
Bose Corporation |
Headset
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2006-03-08 |
2008-03-04 |
Motorola Inc. |
Housing for a headset
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2006-09-13 |
2007-09-12 |
山西太微电声科技有限公司 |
一种肤触式电容振动拾音器
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TWM318871U
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2007-04-04 |
2007-09-11 |
Cotron Corp |
Multiple channel earphone and structure thereof
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2009-01-14 |
2010-07-29 |
Sony Corp |
ヘッドホン及びイヤマフ
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2009-10-08 |
2011-03-22 |
Kabushiki Kaisha Audio-Technica |
Headphone
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2009-12-24 |
2011-06-14 |
Kabushiki Kaisha Audio-Technica |
Headphone
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2010-08-10 |
2011-08-02 |
Bose Corporation |
Headset
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2010-11-08 |
2013-06-18 |
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2011-01-03 |
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2011-09-09 |
2013-01-01 |
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2011-09-09 |
2013-01-01 |
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Adjustable and convertible audio headphones
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Shenzhen Grandsun Electronics Co., Ltd. |
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2013-05-13 |
2015-10-20 |
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Multi media wireless headphones
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2013-11-15 |
2015-09-29 |
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Headphone
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2014-01-06 |
2014-07-01 |
Alpine Electronics of Silicon Valley, Inc. |
Methods and devices for reproducing audio signals with a haptic apparatus on acoustic headphones
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2014-02-10 |
2015-04-21 |
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Headphone device
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2014-02-10 |
2015-08-11 |
New Audio LLC |
Headphone device
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2014-02-10 |
2015-04-21 |
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Headphone device
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2014-03-10 |
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Headphones
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Modular headphone system
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2014-12-30 |
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2019-03-05 |
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2018-01-24 |
2018-10-12 |
瑞声科技(新加坡)有限公司 |
扬声器
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USD893446S1
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2018-08-22 |
2020-08-18 |
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2019-09-20 |
2021-02-02 |
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2020-04-17 |
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2020-04-17 |
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Headphones
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2020-06-22 |
2022-05-31 |
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2020-06-22 |
2022-05-24 |
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Component for a headphone
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