Did You Know...
...that the video game, Pong, was invented by a guy who graduated at the bottom of his engineering class? Nolan Bushnell spent more time running the games at a local amusement park than he did on his studies at the University of Utah. His dreams of working for Disney's amusement empire were dashed when the company wouldn't hire him. Taking a boring job, Nolan daydreamed about electronic versions of popular games. He invented Pong, the first video game, and went on to found Atari Co.
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| Number | Title | Issue Date |
| 7349551 | Lapel microphone with push to talk switch A microphone-speaker assembly includes a housing, a microphone, a speaker, and a push-to-talk switch. The housing supports the speaker for movement between a first position in which the switch is not activated and a second position in which the switch is activated. ... | 03/25/2008 |
| 6993365 | Waterproof transceiver having PTT switch, sound input/output portion and main portion formed into independent units A transceiver, which is capable of being used even in a severe situation such as situations in salvage operations and the like in which the transceiver is often submerged, is composed of: a PTT switch for transmitting an audio signal upon depression of the switch; a... | 01/31/2006 |
| 6954405 | System for housing an audio system in an aquatic environment A submersible, hydrostatic pressure tolerant enclosure for a portable audio device is disclosed. Also disclosed is a removable lid allowing for the inserting and removing of the device from the enclosure. The disclosure further provides a connector system and an aud... | 10/11/2005 |
| 6769508 | Underwater audio system An underwater audio system includes a framing having at least one speaker mounted thereon and at least one upwardly extending arm member. The arm member(s) are arranged to slide under the strap of a diver's mask in use and to be held in place between the strap and t... | 08/03/2004 |
| 5926532 | Integrated wireless communication system A wireless communication system, for example for underwater divers, wherein the receiver portion and the transmitter portion of the system are mounted at the user's ear and mouth, respectively, by a single strap. The single strap is also used to maintain ... | 07/20/1999 |
| 5793855 | Integrated wireless communication system A wireless communication system, for example for underwater divers, wherein the receiver portion and the transmitter portion of the system are mounted at the user's ear and mouth, respectively, by a single strap. The single strap is also used to maintain ... | 08/11/1998 |
| 5586176 | Integrated wireless communication system A wireless communication system, for example for underwater divers, wherein the receiver portion and the transmitter portion of the system are mounted at the user's ear and mouth, respectively, by a single strap. The single strap is also used to maintain ... | 12/17/1996 |
| 5455842 | Method and apparatus for underwater communication Waterborne acoustic signals are received and processed into electrical driver signals to energize a transducer held in selectively controllable vibration-transmitting engagement with a tooth of an underwater diver. The transducer converts the electrical s... | 10/03/1995 |
| 5159641 | Microphone circuit control mechanism for breathing apparatus A microphone circuit control mechanism which is utilized to control the output of a microphone (20) disposed in a breathing mask (12) the microphone circuit extending to a communications device (22) and wherein the microphone circuit control mechanism inc... | 10/27/1992 |
| 4799263 | Speaking and hearing system for breathing apparatus A speaking and hearing system for respirators, where the apparatus wearer is connected to a respiratory gas supply independent of the ambient air. A suppression, independent of acoustic signals, of the breathing noises of the apparatus wearer is provided ... | 01/17/1989 |
| 4154981 | Telephone system for diver communication A telephone system for use by divers employing demand breathing apparatus. ounds picked up by each diver's microphone are processed by selective filtering, amplification, rectification and comparison to a reference voltage level to provide logic signals re... | 05/15/1979 |
