...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7467681 | Vehicle, vehicle control device and variable control method A motorized balance board includes a wheel rotation angle detecting sensor, a gyrosensor, and an acceleration sensor. An arithmetic operation unit calculates a rotation angle change value, a rotation angle value, a tilt angle change value, and a tilt angle value, ba... | 12/23/2008 |