Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7443532 | Network scanner system An image input section pre-inputs an image. A temporary storage section temporarily stores the image input by the image input section. An attribute control section controls at least attribute information of the input information temporarily stored in the temporary s... | 10/28/2008 |
| 7441630 | Multi-driver speaker system A speaker unit includes first and second drivers carried by first and second enclosures. A first linkage supports the second driver enclosure relative to the first driver enclosure and provides at least two positional degrees of freedom of movement of the second dri... | 10/28/2008 |
| 7412267 | Mobile device with a combination attachment and acoustic port A method and apparatus for combining an attachment and acoustic port on a housing of a mobile device is disclosed herein. The mobile device includes a speaker disposed within the housing. A combined attachment and acoustic port disposed on the housing is configured ... | 08/12/2008 |
| 7367423 | Speaker assembly with aiming device A speaker assembly aimable relative to a remote target. The speaker assembly comprising a sound generating device configured to project sound in a sound pattern about a sound axis. A speaker aiming device is coupled to the sound generating device for use in visually... | 05/06/2008 |
| 7260235 | Line electroacoustical transducing A line array loudspeaker system including a large number of small, regularly and closely spaced acoustical drivers. Each of the acoustical drivers receives essentially the same audio signal. In another embodiment, a line array includes a plurality of portable line a... | 08/21/2007 |
| 7237648 | Surround sound positioning tower system and method A surround sound system and method involving a surround sound tower (10) having planar speakers (11b); a base plate (20); and a structure for positioning (30) the surround sound tower on the base plate (20), the surround sou... | 07/03/2007 |
| 7176510 | Thin film capacitor A thin film capacitor includes a pair of electrodes and a dielectric layer having piezoelectricity sandwiched therebetween. The phase characteristic of an impedance resulting from application of a voltage to the pair of electrodes peaks periodically according to a f... | 02/13/2007 |
| 7113609 | Virtual multichannel speaker system A virtual multichannel sound system is presented to improve audio reproduction by statically or dynamically conforming signal processing to specific speaker characteristics and/or arrangements. According to one such aspect, one or more dynamic signal processing algo... | 09/26/2006 |
| 6940990 | Multi-channel audio center speaker device This invention discloses a multi-channel audio center speaker device that has a low-frequency sound box working together with a mid-frequency sound box each on both sides, and the low-frequency sound box works with a high-frequency sound box having a forward sound d... | 09/06/2005 |
| 6782113 | Sound device mounting assembly The present invention includes a sound producing device assembly adapted for mounting a sound producing device assembly within a cavity. The sound producing device assembly is adapted for mounting within a cavity, such as a cavity within a boat. The assembly include... | 08/24/2004 |
| 6748093 | Hearing aid with a tightening ring The present invention relates to a hearing aid for insertion in the auditory canal, comprising a hearing aid housing and a face plate and a shell that is matched to the auditory canal of a user and has a tightening protrusion that extends along the surface of the sh... | 06/08/2004 |
| 6530818 | Audio device having the appearance of an animal The present invention includes an audio device that has the appearance of an animial. The audio set may contain a radio, compact disc player and/or cassette player. Also included in the present invention is a audio device in which the speakers are made to... | 03/11/2003 |
| 6324052 | Personal computing devices comprising a resonant panel loudspeaker A personal computing device, such as a lap-top computer, has a body with a keyboard, a lid with a display screen hinged to the body, a resonant panel loudspeaker carried by the lid and an acoustic waveguide on the lid to direct acoustic output from the lo... | 11/27/2001 |
| 6175489 | Onboard speaker system for portable computers which maximizes broad spatial impression A stereo speaker system for portable computers which maximizes spatial impression by using rearward-firing speakers, mounted in the back of the display, in combination with forward-firing speakers mounted on the chassis or in the front side of the display... | 01/16/2001 |
| 5943431 | Loudspeaker with tapered slot coupler and sound reproduction system In accordance with the invention, there is provided a tapered slot coupler combined with a loudspeaker for providing a high degree of uniform angular sound distribution in the horizontal plane, and a sharp cut-off above the horizontal plane through the co... | 08/24/1999 |
| 4633229 | Electronic outdoor warning siren Electronic outdoor warning siren systems which include a plurality of speakers arranged in one or more vertically spaced circular arrays of circumferentially spaced vertically oriented speakers to achieve substantially uniform coverage in all radial direc... | 12/30/1986 |
| 4450495 | Portable acoustic device A portable stereo system includes a body unit having a tape player and a hinge portion and loudspeaker units having matching hinge portions. The player and loudspeakers can be coupled by a hollow hinge shaft which doubles as a battery holder, and the enti... | 05/22/1984 |
| 4267405 | Stereo speaker system for creating stereo images A stereo speaker system adapted for home use is arranged to increase stereo image perception by reducing spurious and confusing sound images. The speaker system includes a pair of low frequency speaker assemblies and a pair of high frequency speaker assem... | 05/12/1981 |
| 4266092 | Loudspeaker system with broad image source A loudspeaker system comprises a woofer in a front panel, a midrange driver facing to the front and a tweeter in a corner panel separated from the midrange driver by the woofer and pointing to the front and side with a crossover network arranged to energi... | 05/05/1981 |
| 4251687 | Stereophonic sound reproducing system A loudspeaker unit having an improved quality of bass reproduction for use in a stereo system with a second unit, which is a mirror image of it, to provide a better three-dimensional feeling on hearing the reproduced sound and to provide an increase in th... | 02/17/1981 |
| 4224467 | Corner mounted sound reproduction speaker apparatus A corner mounted sound reproduction speaker apparatus is adapted to be mounted in a corner space defined in part by a pair of intersecting vertical surfaces and includes a hollow enclosure housing having a base and a pair of imperforate side faces adapted... | 09/23/1980 |
| 4194086 | Suspended stereo console and light show A rotatable console housing can be mounted on a support plate attached to a column mounted to the ceiling of a room. The housing can be rotated on the column using a motor pulleys and a belt with the power delivered to the motor through a set of brushes m... | 03/18/1980 |
| 4190739 | High-fidelity stereo sound system Sound reproduction systems using sound reflectors and the reflectors for the same are disclosed. Passive reflectors for redirecting sound from speakers spaced therefrom are described in several configurations. Two horizontally spaced loudspeakers, direct ... | 02/26/1980 |
| 3980829 | Wide angle cylindrical wave loudspeaker extending approximately from floor to ceiling height with a lens Loudspeaker and stereophonic system employing hemicylindrical wave form generators, in which the vertical extent of the speaker includes and spans the levels of seated and erect standing listeners, approximating a floor to ceiling height. Two such speaker... | 09/14/1976 |
