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Class Information
Number: 181/135
Name: Acoustics > Anatomic or prosthetic relation > Ear and mouth > Auditory canal insert > Ear insert
Description: Subject matter having the device inserted into the auditory canal only.


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7407035 Split shell system and method for hearing aids Aug. 5, 2008
7401679 Adaptor for mounting a sound tube in an earpiece Jul. 22, 2008
7401680 Hearing protection earplug and use of the same Jul. 22, 2008
7388961 Removal tool and method for extended wear canal devices Jun. 17, 2008
7387187 Custom-molded ear-plug, and process for producing a custom-molded ear-plug device Jun. 17, 2008
7370655 Method of forming an earplug by laser ablation and an earplug formed thereby May. 13, 2008
7319399 System and method for monitoring the wearing compliance of hearing protection devices Jan. 15, 2008
7313245 Intracanal cap for canal hearing devices Dec. 25, 2007
7298857 Extended wear canal device with common microphone-battery air cavity Nov. 20, 2007
7298858 Insert earphone assembly for audiometric testing and method for making same Nov. 20, 2007
7264081 Hearing protection earplug Sep. 4, 2007
7240765 Customized hearing protection earplug with an acoustic filter and method for manufacturing the same Jul. 10, 2007
7191867 Hearing aid device that can be worn in the ear with a housing Mar. 20, 2007
7185733 Method for manufacturing an ear device and ear device Mar. 6, 2007
7185734 Hearing protection earplug, use of such an earplug and method for manufacturing such an earplug Mar. 6, 2007
7182087 Dual position hearing protection device Feb. 27, 2007
7096872 Ear plugs and method of forming same Aug. 29, 2006
7025061 Customized passive hearing protection earplug, use of the same and method for manufacturing the same Apr. 11, 2006
7014010 Method for manufacturing an ear device and ear device Mar. 21, 2006
6981504 Core stiffened earplug Jan. 3, 2006
6961440 Electro-acoustic system Nov. 1, 2005
6944307 Microphone/earpiece device for a mobile telephone, telephone exchange or the like Sep. 13, 2005
6940988 Semi-permanent canal hearing device Sep. 6, 2005
6938622 Earplug and apparatus with the earplugs Sep. 6, 2005
6920956 Detectable earplug and method of manufacture thereof Jul. 26, 2005
6879698 Cellular telephone, personal digital assistant with voice communication unit Apr. 12, 2005
6879697 Hearing aid with a face plate that is automatically manufactured to fit the hearing aid shell Apr. 12, 2005
6879696 In-ear hearing aid and method for its manufacture Apr. 12, 2005
6863151 Method for manufacturing an ear device and ear device Mar. 8, 2005
6860362 Hearing aid instrument flexible attachment Mar. 1, 2005
6830124 Ear plug Dec. 14, 2004
6829362 Soft molding compound Dec. 7, 2004
6827178 Method for manufacturing an ear device and ear device Dec. 7, 2004
6820717 Pressure regulating earplug Nov. 23, 2004
6810987 Earbud headset Nov. 2, 2004
6772854 Device and method for inserting acoustic dampers into earphones Aug. 10, 2004
6766878 Custom-moulded ear-plug, and process for producing a custom-moulded ear-plug device Jul. 27, 2004
6768803 Method and apparatus for selective acoustic signal filtering Jul. 27, 2004
6751327 Miniature plastic battery assembly for canal hearing devices Jun. 15, 2004
6748093 Hearing aid with a tightening ring Jun. 8, 2004
6738485 Apparatus, method and system for ultra short range communication May. 18, 2004
6721433 Acoustic apparatus wearable on the head Apr. 13, 2004
6704429 Earphone without impulse noise and surroundings blockade Mar. 9, 2004
6695093 Earplug Feb. 24, 2004
6691822 Sound damping filter, ear protector, and method for manufacturing a membrane for a sound damping Feb. 17, 2004
6688421 Earmold for improved retention of coupled device Feb. 10, 2004
6666295 Acoustic resistor for hearing improvement and audiometric applications, and method of making same Dec. 23, 2003
6664713 Single chip device for voice communications Dec. 16, 2003
6659103 Earplug with stiffener Dec. 9, 2003
6622816 Personal protective devices having an energy activated material Sep. 23, 2003

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