...that power steering was invented by independent inventor Francis W. Davis? As chief engineer in the 1920s of the truck division of the Pierce Arrow Motor Car Company, he saw how hard it was to steer heavy vehicles. So that he would be able to keep the profits from his future invention, Davis left his job, rented a small engineering shop in Waltham, Mass., and developed a hydraulic power steering system that led to power steering.
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| Number | Title | Issue Date |
| 7179083 | Orthodontic apparatus An apparatus is provided for applying orthodontic brackets to teeth. The apparatus includes a bracket container having a bracket housing defined therein and a bracket placer positioned relative to the bracket housing to receive a bracket from the bracket container. ... | 02/20/2007 |