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 |
| 7121904 | Water jet propulsion watercraft A water jet propulsion watercraft that allows accurate speed detection of a speed detection unit to be achieved. A water jet propulsion watercraft includes a hull bottom plate with left and right guide grooves for guiding water rearwardly of the hull. The left and r... | 10/17/2006 |
| 7018250 | Ride plate positioning mechanism for personal watercraft, and method of using same A ride plate positioning mechanism for a personal watercraft can reduce the burden on an operator during assembly, and can also raise manufacturing productivity. In a ride plate positioning mechanism 30 of a personal watercraft 10, a portion of a botto... | 03/28/2006 |
| 5894087 | Speed sensor for watercraft An arrangement of a speed sensor on a personal watercraft better shields the sensor from damage while simplifying the layout and arrangement of the sensor on the underside of the watercraft hull. The hull includes a pump chamber formed in part by a front ... | 04/13/1999 |
| 5581025 | Marine instrument A through-hull speed sensor of the magnetized paddlewheel sensor type wherein a paddlewheel is rotatably supported in a cavity adjacent a magnetic sensing device which generates electrical pulses corresponding to paddlewheel speed as the wheel rotates whe... | 12/03/1996 |
| 4836020 | Marine instrument A through-hull speed sensor of the magnetized paddlewheel sensor type wherein a paddlewheel is rotatably supported in a cavity adjacent a magnetic sensing device which generates electrical pulses corresponding to paddlewheel speed as the wheel rotates whe... | 06/06/1989 |
| 4653320 | Apparatus for measuring and displaying the speed of a craft, especially of a sailboard An apparatus for measuring and displaying the speed of a craft, especially of a sailboard, comprises on one hand an immersed rotator (1) equipped with a permanent magnet and attached to the craft (40) and on the other hand a measuring device mounted on th... | 03/31/1987 |
| 4548073 | Troll meter This troll meter is used to determine the speed of a boat in the range of one to three knots. Primarily, it consists of a shaft having three marked and different pitched propellers, which are rotated by the forward speed of the boat, and each is freely an... | 10/22/1985 |
| 4535626 | Display system to indicate sailing data of a small size boat A display system for indicating sailing data to an operator of a small sized sailing boat in which a speed sensor in the hull transmits pulses to a speed measuring device which stores the data in a memory. The sailing data is periodically transmitted to a... | 08/20/1985 |
| 4399695 | Underwater sensing mechanism and method A water speed sensing transmitter unit suspended from a fishing boat at the depth fishing gear is being trolled actuates transmission of a pulse signal through the water for detection by a receiver unit mounted on the boat. The frequency of the pulse sign... | 08/23/1983 |
| 4026148 | Water flow meter A water flow meter having a hollow housing adapted to contain counter mechanism, a propeller shaft extending into the housing, a hollow propeller hub mounted on the free end of the shaft, an opening in the hub, a bore extending through the shaft from the ... | 05/31/1977 |
