Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 4935885 | Method and apparatus for determining weight and center of gravity of a vehicle An apparatus for use in determining the weight and the location of the center of gravity of a vehicle, particularly an aircraft prior to its taking off, comprising in combination at least one load-measuring device secured in a roadway or support for the v... | 06/19/1990 |
| 4639872 | Method and apparatus for determining weight and center of gravity of a vehicle An apparatus for use in determining the weight and the location of the center of gravity of a vehicle, particularly an aircraft prior to its taking off, comprising in combination at least one load-measuring device secured in a roadway and adapted for cont... | 01/27/1987 |
| 4545019 | Aircraft in-flight center of gravity measuring system In order to determine the location of the center of gravity of an aircraft in flight, an accelerometer is placed in the forward part of the aircraft and another is placed in the after part to produce signals representing the rotation of aircraft about an ... | 10/01/1985 |
| 4463428 | Aircraft weight and center of gravity cockpit readout system An aircraft system which provides the pilot with a continuous cockpit reat of the weight and center of gravity of an aircraft carrying an externally lifted load together with the impact on aircraft controllability of load shifts and fuel burnoff, by tran... | 07/31/1984 |
| 3992610 | Weight and balance calculator The disclosure embraces a manually operated weight and balance calculator for use with a slide card containing a graphic display of the weight-balance tolerance characteristics for a particular type of aircraft; the calculator includes a carrier channel f... | 11/16/1976 |
