Did You Know...
...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 |
| 7945555 | Method for categorizing content published on internet The present invention provides method and system for categorizing a content published on Internet. The method comprising gathering one or more feeds associated with the content. The method further comprises extracting contextual information from the one or more feed... | 05/17/2011 |
| 7894458 | System and communication method of IP telecommunication network and its application The present invention provides one kind of IP telecom network system and its realizing method, and a method of building virtual private network and carrying out multicast based on this IP telecom network, and a method of managing resource in this IP telecom network ... | 02/22/2011 |
| D616972 | Burner with stablizers | 06/01/2010 |
| D576079 | Tube candle | 09/02/2008 |
| D571143 | Combined grill and cake maker | 06/17/2008 |
| 7296586 | Gas-regulating unit for regulating a gas pressure in a gas-tight tank A gas-regulating unit for regulating an internal gas pressure in a gas-tight liquid-storage tank is mounted on the gas-tight tank in which stored liquid is sealed from outside atmosphere by covering a top surface of the stored liquid with an isolating-gas. The gas-r... | 11/20/2007 |
| 7147421 | Screw and screwdriver A screw and a screwdriver of the present invention provide an easy insertion of screwdriver bits and the screwdriver conveys a large torque when fastening so that the screwdriver does not rise up from the screw and does not damage recesses to fasten and loosen the s... | 12/12/2006 |
