Bizarre Patents
Behavior Modification Wristwatch
A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.
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| Number | Title | Issue Date |
| 5434924 | Hearing aid employing adjustment of the intensity and the arrival time of sound by electronic or acoustic, passive devices to improve interaural perceptual balance and binaural processing A hearing aid for a person with asymmetric hearing perception (a weaker ear system and a better ear system) employs conventional frequency-selective amplification (26L) of sound coming to the weaker ear's system and frequency selective amplitude adjustmen... | 07/18/1995 |
| 5335285 | Earphone-type speaker assembly A speaker assembly for securement to the temples of an eyeglass frame, such as sunglasses, is disclosed. In particular the assembly includes an adjustable support which is detachably secured to the temples or fixed permanently thereto. The speaker is supp... | 08/02/1994 |
| 5327178 | Stereo speakers mounted on head In combination with support structure attachable to an upper portion of the user's head, the improvement comprising a first loudspeaker carried by the support structure in offset, proximate relation to the ear opening of one of the user's ears, the loudsp... | 07/05/1994 |
| 5289544 | Method and apparatus for reducing background noise in communication systems and for enhancing binaural hearing systems for the hearing impaired Directional hearing in noisy environments is enhanced using small conventional microphones. In one embodiment a conventional first order bidirectional gradient microphone is employed in connection with a barrier to produce sound shadow at the rearward end... | 02/22/1994 |
| 5272757 | Multi-dimensional reproduction system A multi-dimensional sound reproduction system is provided for receiving a binaural or other appropriately produced recording on left and right channels and outputting the recording to localized speakers (58) and (60). The localized speakers (58) and (60) ... | 12/21/1993 |
| 5159639 | Assistive listening device An assistive listening device detachably securable to a temple frame of eyeglasses. A carrier engages the frame and has one or more clips to which the instrument housing attaches. The housing contains a speaker, microphone and amplifier circuitry. The pow... | 10/27/1992 |
| 5029216 | Visual aid for the hearing impaired A multi-channel electronic visual aid device which is able to signal to the user whether sound is coming from the left or right, front or back, or both. For the plurality of channels, which may operate in pairs, the sound is picked up by a respective micr... | 07/02/1991 |
| 4904078 | Eyeglass frame with electroacoustic device for the enhancement of sound intelligibility An eyeglass frame and electroacoustic device combination for the improvement of natural hearing has temples that contain or carry electronic and electroacoustic devices. To enable persons with reduced hearing to again be able to follow a conversation in n... | 02/27/1990 |
| 4901355 | Combination multiple supported variable position audio intake control devices A personal audio assembly including a pair of miniature speakers releasably connected with the sidepieces of a pair of spectacles or headgear in a manner permitting adjustment of the speakers longitudinally, angularly and vertically with respect to the si... | 02/13/1990 |
| 4773095 | Hearing aid with locating microphones A hearing aid which can be built into a frame, such as eyeglasses, to be worn by a hearing-impaired person has a first microphone arrangement having a directional reception pattern, and a second microphone arrangement for sound locating. The second microp... | 09/20/1988 |
| 4712244 | Directional microphone arrangement A directional microphone arrangement has a number of discrete microphones each having an electrical output and elements for deriving first and second electrical signals which are 180° out of phase with respect to each other from the outputs of the microp... | 12/08/1987 |
| 4451709 | Eye glass hearing aids An eyeglass hearing aid including a channel having a serpentine shape for providing a compact acoustical path for extending the path of sound transmission. A sweat guard is positioned around a volume control aperture formed on the upper surface of the eye... | 05/29/1984 |
| 4311206 | Hearing aid ear mold with improved discrimination An improved type of ear mold which is used with a hearing aid of conventional design, but is provided with an inner chamber, to which sound is communicated from the hearing aid through a plastic tube, and from which the sound is communicated to the inner ... | 01/19/1982 |
| 4291203 | Hearing aid device A hearing aid device including a microphone that is located in the auditory canal of the user's ear and that is retained in position therein by insertion into a molded ear plug that is received in the auditory canal, the microphone being completely embedd... | 09/22/1981 |
| 4137431 | Cable connector for hearing aids Cable connector for the connection of an electrical cable to a near the ear places hearing aid, f.inst. hearing spectacles or a hearing aid placed behind the ear and comprising terminals secured to the cable, said terminals coming into contact with corres... | 01/30/1979 |
| 4006321 | Transducer coupling system A transmission system is disclosed having an improved means for coupling sound to and from a transducer. The system includes a main sound channel and an associated cavity; damping elements are selectively positioned in or adjacent the cavity to provide a ... | 02/01/1977 |
