Patent landscapes › hearing aid
Patent landscapes › Fitness & health
Is a hearing aid patented?
Short answer: specific designs of a hearing aid have been patented many times, but "a hearing aid" as a general idea is not what is protected. What matters is the exact combination of features in your version.
What our index shows
- 4,432 US and WO patent publications since 2000 have a title matching “hearing aid” or a close variant (our index of 9.7 million patent families; one publication per family).
- Among the 1470 best keyword matches we examined, 316 were published in 2020 or later, and the earliest was published in 2000.
- Most frequent assignees in those matches: OTICON AS (128), SIEMENS AUDIOLOGISCHE TECHNIK (71), WIDEX AS (58), SIVANTOS PTE LTD (46).
- Most common patent classes (CPC subclasses): H04R (1449), G10L (79), A61B (73), A61F (37).
Counts come from keyword matching on titles and abstracts, so they are indicative, not a legal count. Some matches are different products that share a word.
14 real patent publications related to a hearing aid
- Over-ear hearing aid for person with age-related hearing loss WO-2025143971-A1 2025 · MP CORP
The present invention relates to a hearing aid for the elderly to compensate for and improve hearing loss, wherein a user by himself/herself can select, as a selection means, one amplification gain value suitable for the user'…
View on Google Patents - Hearing aid in-ear announcements US-12022261-B2 2024 · SONY GROUP CORP
Implementations generally relate to hearing aids. In some implementations, a method includes receiving outside sound at a hearing aid. The method further includes amplifying the outside sound. The method further includes generatin…
View on Google Patents - Intra ear canal hearing aid US-11223911-B2 2022 · AXIGN B V
The present invention is in the field of an intra ear canal hearing aid, a pair of said hearing aids and use of said hearing aids. Such a hearing aid is designed to improve or support hearing. It typically relates to an electroaco…
View on Google Patents - Sound anchor for transmitting sound and vibration to human tissues in ear canal and semi-implantable hearing aid having the same US-11095993-B2 2021 · SAFAUD INC
A sound anchor for transmitting a sound and vibration to human tissues in an ear canal is provided. The sound anchor includes a first link, and an anchor which is fixed to an ear canal inner wall of a user, receives the sound and …
View on Google Patents - Sound output device, earphone, hearing aid, and mobile terminal device US-2020366996-A1 2020 · PANASONIC IP MAN CO LTD
A sound output device includes a loudspeaker including a diaphragm, a loudspeaker back space located behind the loudspeaker on a side opposite to a diaphragm, and a cable which is electrically connected to the loudspeaker and exte…
View on Google Patents - Housing for an external visible individual-amplification retroauricular hearing aid fastened using inverted ornamental earrings WO-2017120649-A1 2017 · PEIXOTO DE SOUZA CARLOS HENRIQUE
The present invention relates to the housing for an external visible individual-amplification retroauricular hearing aid, characterized by the inventive concept of fastening the housing to the lower-middle area behind the ear (FIG…
View on Google Patents - Earphones and hearing aids with equalization US-9338555-B1 2016 · OXFORD J CRAIG
A system, methods, and devices that allow a listener to compensate for variability in the physical configuration and characteristics of individual ears to optimize the sound quality and listening experience for sound reproduction …
View on Google Patents - Rubbing sound prevention hearing aid US-2015208181-A1 2015 · LEBEN HANBAI KK
There is provided a hearing aid suppressing noise or howling caused by rubbing between a case of the hearing aid and an external object, and outputting clear intelligible sound from an earphone. The hearing aid 10 amplifies soun…
View on Google Patents - Hearing aid having two receivers each amplifying a different frequency range US-8170249-B2 2012 · HALTEREN AART ZEGER VAN
A hearing aid having two physically separate receivers, one for outputting low frequency (LF) acoustic sounds and another for outputting high frequency (HF) acoustic sounds. The LF receiver's output port is connected to a tube…
View on Google Patents - Self forming in-the-ear hearing aid with conical stent US-7778434-B2 2010 · GEN HEARING INSTR INC
A hearing aid body is provided that contains electronic hearing aid components and that is attachable to the user's body outside the ear canal. A conduit connects the hearing aid body to the flexible plug. The conduit enables …
View on Google Patents - Behind-the-ear hearing aid with integrally-molded instrument case US-2007195981-A1 2007 · LE ANTHONY D
A behind-the-ear hearing aid including an arcuate, integrally-molded instrument case adapted for residing behind an ear of a wearer. The instrument case defines a substantially seamless electronics compartment containing a microph…
View on Google Patents - Mobile communication earphone accommodating hearing aid with volume adjusting function and method thereof US-2005207586-A1 2005 · BENQ CORP
A earphone of the invention includes a microphone for converting a sound of a human to an audio signal, a power detector for detecting the power value of the audio signal and for generating a volume indicating value to indicate th…
View on Google Patents - Portable bone conduction and sound amplifying hearing aid WO-0189263-A1 2001 · CHUN CHANG
A portable bone conduction and sound amplifying hearing aid having two sound transmission channels is provided. The hearing aid includes an amplifier for amplifying an electrical sound signal to generate a signal for generating vi…
View on Google Patents - Open ear canal hearing aid system US-6275596-B1 2001 · GN RESOUND CORP
An open ear canal hearing aid system comprises an ear canal tube sized for positioning in an ear canal of a user so that the ear canal is at least partially open for directly receiving ambient sounds. The open ear canal hearing ai…
View on Google Patents
What this means for your idea
Because patents cover specific combinations of features, the useful question is not “has a hearing aid been patented?” but “has my combination of features been described before?” Health and fitness devices are dense with sensor and wearable patents; compare the sensing method, mounting, and what feedback is given.
Or get the full $99 report: top 10 references charted feature by feature, in 24 hours.
First-look landscape. Not exhaustive. Not legal advice. This page lists keyword-matched publications from a limited database; it does not say whether any product is or isn't covered by a patent, whether a patent is still in force, or whether your idea is patentable. Consult a registered patent attorney or agent.