Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 8036405 | Hearing aid system, a hearing aid and a method for processing audio signals A composite hearing aid system comprises two hearing aids (11, 31) with respective microphones (12, 32) and electronic receivers (17, 37), a microphone (42) and a transmitter (41) adapted to transmit the signal from the microphone ... | 10/11/2011 |
| 7933423 | Method for controlling the directionality of the sound receiving characteristic of a hearing aid and a signal processing apparatus A signal processing apparatus (100) for a hearing aid with a controllable directional characteristic is provided which comprises a directional controller (10) receiving first and second microphone signals (20, 30) and output an output signal ( | 04/26/2011 |
| 7931027 | Earplug with engagement means An earplug for a hearing aid adapted for engagement with earpieces made of materials with a comparatively high hardness. The earplug comprises a resilient sleeve and a shell, the shell having an outer portion adapted to fit within a user's ear canal and a central bo... | 04/26/2011 |
| 7602929 | Method of connecting an accessory to a hearing aid and the combination of an adapter and an accessory A combination unit for attachment to a hearing aid includes an adapter and an accessory, having mating guideways, respective assembly pressure faces (14,29) adjacent the guideways and respective disassembly pressure faces (13, 30), also adjacent on the... | 10/13/2009 |
