Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 6453051 | Hearing aid with audible alarm A low battery detection circuit is disclosed for detecting low battery voltages in hearing aids and other battery operated devices. The low battery detection circuit operates reliably on a small amount of current, which does not significantly increase ove... | 09/17/2002 |
| 6320496 | Systems and methods providing tactile guidance using sensory supplementation A tactile guidance system and method provides a user with navigational assistance through continuous background communication. This continuous background communication is realized through tactile cueing. By making the direction giving through tactile cues... | 11/20/2001 |
| 6307945 | Radio-based hearing aid system A personal radio-based hearing aid system is provided. The hearing aid system interfaces with existing hearing aids using the "T" facility. The system comprises a switchable unidirectional or omnidirectional microphone; a line input; and an FM radio trans... | 10/23/2001 |
| 6240194 | Hearing aid with external frequency control A hearing aid comprises a controllable oscillator, a control circuit and a receiver for receiving a reference signal from a remote control. The control circuit is coupled to the controllable oscillator and to the receiver and is constructed so as to contr... | 05/29/2001 |
| 6157727 | Communication system including a hearing aid and a language translation system A communication system includes a hearing aid and a translation system connected by a communication path. The hearing aid has an input transducer and an output transducer with signal processing circuitry connected therebetween for acting on a signal emitt... | 12/05/2000 |
| 6148087 | Hearing aid having two hearing apparatuses with optical signal transmission therebetween For binaural hearing, a hearing aid worn at the head has two hearing apparatuses respectively allocated to the ears, with at least one of the hearing apparatuses having a transmitter and the other hearing apparatus having a receiver for an optical signal ... | 11/14/2000 |
| 6137888 | EM interference canceller in an audio amplifier A problem in hearing aids or other audio/acoustic amplifier circuits is that external sources of EM energy may be coupled into the electronics of the hearing aid so as to contribute to the acoustic output. The invention provides a circuit for removing the... | 10/24/2000 |
| 6118882 | Communication method Audio apparatus comprises a base unit including circuitry for generating electrical signals representing sounds and at least one earphone adapted to receive the electrical signals and to reproduce sounds represented by the signals, in which the apparatus ... | 09/12/2000 |
| 6115478 | Apparatus for and method of programming a digital hearing aid A method is provided for programming a digital hearing aid using a program encoded in an audio band (20 Hz-20 kHz) signal, to transmit and verify programs and algorithm parameters. Preferably, this is in a digital hearing aid including filterbanks, filter... | 09/05/2000 |
| 6097824 | Continuous frequency dynamic range audio compressor An improved multiband audio compressor is well behaved for both wide band and narrow band signals, and shows no undesirable artifacts at filter crossover frequencies. The compressor includes a heavily overlapped filter bank, which is the heart of the pres... | 08/01/2000 |
| 6094492 | Bone conduction voice transmission apparatus and system A voice sound transmitting unit having an earpiece that is adapted for insertion into the external auditory canal of a user, the earpiece having both a bone conduction sensor and an air conduction sensor. The bone conduction sensor is adapted to contact a... | 07/25/2000 |
| 6087952 | Remote mobile data suite and method According to the present invention, a technique for processing data is provided. The invention provides a flexible way to process data such that a user may conveniently enter and transfer data. Also, the user may have ready access to powerful data process... | 07/11/2000 |
| 6067006 | Personal audible alarm An audible alarm placed in an ear plug or hearing protection device intended to be worn by an individual user. Because the alarm of the present invention is incorporated into a ear plug or hearing protection device it can be heard by the user even in nois... | 05/23/2000 |
| 6023517 | Digital hearing aid A digital hearing aid enables a user to distinguish an alarm sound from other environmental sound. The hearing aid includes a control unit for determining amplifications for respective frequency band required for acoustic sense compensation on the basis o... | 02/08/2000 |
| 6021207 | Wireless open ear canal earpiece A communications earpiece is disclosed which can be used by hearing impaired and non-hearing impaired users so as to be able to communicate with an external device such as personal communications node or cellular phone via a wireless link. A communication... | 02/01/2000 |
| 5991419 | Bilateral signal processing prosthesis A bilateral hearing instrument incorporates first and second units which could, for example, be worn by an individual having hearing deficiencies in both ears. One unit includes an audio input transducer coupled to a transceiver. The second unit includes ... | 11/23/1999 |
| 5991420 | Battery pack with audio coil A battery pack is provided for use with a mobile phone. The battery pack includes audio signal power amplifier circuitry with an inductive coil. The inductive coil boosts the magnetic field strength of the audio signal received by the phone, so that a tel... | 11/23/1999 |
| 5949889 | Directional hearing aid A directional hearing aid comprising a slave microphone for the right ear d a master microphone for the left ear, each of which receive audio information from an external source. The output signal from the master and slave microphones are each provided to... | 09/07/1999 |
| 5835610 | Hearing air system An external device to be used along with a hearing aid device comprises an input means through which voice data are inputted, a hearing aid processor coupled to the input means for receiving the voice data from the input means to make an acoustic sense co... | 11/10/1998 |
| 5479522 | Binaural hearing aid This invention relates to a hearing enhancement system having an ear device for each of the wearer's ears, each ear device has a sound transducer, or microphone, and a sound reproducer, or speaker, and associated electronics for the microphone and speaker... | 12/26/1995 |
| 5447489 | Bone conduction hearing aid device This invention provides a hearing aid of the kind which has a transmitter element and a receiver-transducer element having a vibrating element. The receiver element is suitable for being placed, preferably movably, in the mouth of the user. The receiver e... | 09/05/1995 |
| 5420930 | Hearing aid device A device is designed to provide persons with mild, moderate, severe, or profound hearing loss the ability to hear sound that would otherwise be inaudible as well as the ability to hear ambient environmental noise. The device is fabricated as: (1) a receiv... | 05/30/1995 |
| 5390254 | Hearing apparatus A hearing aid is configured and dimensioned so as to be inserted past the cartilaginous part of the external auditory canal (external acoustic meatus) and into the bony part of the external auditory canal. The outer portion of the hearing aid fits snugly ... | 02/14/1995 |
| 5359321 | Remote control device for controlling apparatuses carried on the body, in particular hearing aids Remote control device for controlling apparatuses to be carried on the body, in particular hearing aids, and being provided with a circuit responsive to control signals. In order to give the remote control device a particularly simple and reliable design,... | 10/25/1994 |
| 5343532 | Hearing aid device A device is designed to provide persons with a mild, moderate, severe or profound hearing loss the ability to hear sound that would be inaudible, as well as the ability to hear ambient environmental noise. The device is fabricated as: (1) a receiver assem... | 08/30/1994 |
| 5338287 | Electromagnetic induction hearing aid device An electromagnetic induction type hearing aid which comprises (1) an electromagnetic transmitter having an input for receiving a radiated acoustical signal and an output for radiating an alternating electromagnetic signal whose frequency components are de... | 08/16/1994 |
| 5303306 | Hearing aid with programmable remote and method of deriving settings for configuring the hearing aid A hearing aid is provided which is controlled by a remote control via infrared radiation. The remote control is provided with volume control keys, standardized sound environment keys and custom sound environment keys. When one of these keys is pressed, ne... | 04/12/1994 |
| 5217011 | Method and apparatus for transdermal communication A transdermal communication apparatus and method is disclosed which utilizes a Hall Effect sensor to be implanted within a body and which acts to receive communication transmissions from an externally placed source. The sensor provides improvements relati... | 06/08/1993 |
| 5210803 | Hearing aid having a data storage A hearing aid is provided comprising a microphone, an amplifier, an earphone, and at least one data storage. A large number of detailed hearing aid features are identifiable in an easy way. The data storage forms a component part of an identification mean... | 05/11/1993 |
| 5202927 | Remote-controllable, programmable, hearing aid system A remote-controllable, programmable hearing aid system, including of a hearing aid (2) with incorporated amplifier and with a signal processing circuit whose transmission characteristic can be determined at any time by a set of control parameters, and an ... | 04/13/1993 |
| 5189704 | Hearing aid circuit having an output stage with a limiting means A hearing aid circuit has an output stage which is connectable via an earphone and a battery to a circuit that has an adjustable limiting means for electrically limiting the maximum acoustic output level of the hearing aid. The limiting means is electroni... | 02/23/1993 |
| 5172346 | Method and apparatus for the remote control of a hearing aid means According to a remote control method, sound waves are output by a transmitter as short and long remote control pulses. These pulses are evaluated according to their duration. In order to largely avoid disturbances in the evaluation due to superimposition ... | 12/15/1992 |
| 5012520 | Hearing aid with wireless remote control A control device for a hearing aid is inconspicuously held by a hearing aid user, such as in the palm of the hand, and includes a vibrator which emits a remote control signal at a frequency outside of the audible range of human hearing, and the hearing ai... | 04/30/1991 |
| 4972487 | Auditory prosthesis with datalogging capability An auditory prosthesis is provided with datalogging capability whereby the use of a plurality of settings as selected by the user is maintained. The recorded datalog can be periodically read and used for revising a prosthetic prescription by altering the ... | 11/20/1990 |
| 4947432 | Programmable hearing aid The invention relates to a programmable hearing aid with an amplifier and transmission section whose transmission characteristics can be controlled, with a control unit (1), with a transmitter for wireless transmission of control signals to the hearing ai... | 08/07/1990 |
| 4920570 | Modular assistive listening system A modular assistive listening system is disclosed that employs a hand-held switching/control module to select one or more of the signals transmitted from a plurality of remote input modules. The selected signal is then transmitted to an earphone module th... | 04/24/1990 |
| 4918736 | Remote control system for hearing aids The remote control of an operational parameter, such as the amplification factor (A) of the amplifier (19), of a hearing aid (1) occurs via a control signal in the form of acoustic waves (11) transmitted by a transmitter (10) of a remote control unit (2) ... | 04/17/1990 |
| 4918737 | Hearing aid with wireless remote control A hearing aid has a housing which can be worn at the head, such as in or behind the ear, and which contains the basic electrical and acoustic elements of the hearing aid. The housing has a portion adapted for introduction into the auditory canal, and a co... | 04/17/1990 |
| 4845755 | Remote control hearing aid A hearing aid with wireless remote control of at least one of its controllable functions. The microphone of the hearing aird is used as a receiving element for the control signals. Energy (such as ultrasound) which the hearing aid microphone can transform... | 07/04/1989 |
| 4790019 | Remote hearing aid volume control A hearing aid comprises a microphone, a battery-operated earphone, and amplifying circuit connected to the microphone output, the amplifying circuit including a frequency-selective circuit component and a sound level adjustment circuit component connected... | 12/06/1988 |
