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...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!

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Class 310/310 - Friction


Subclass of Class 310 - Electrical generator or motor structure
Definition: Subject matter in which the static electricity is generated
No. of applications: 3
Last issue date: 06/04/2009


Application No.Application TitleIssue Date
20090140603Electrostatic charge generating assembly
The present invention provides for a static charge generating assembly. The static charge generating assembly is comprised of: (a) a support structure built from a plurality of friction fit building elements; (b) positive and negative static charge generating wheels; (c...
06/04/2009
20080111446INERTIAL DRIVING ACTUATOR
An inertial driving actuator includes a fixing member, a moving element that is fixed to the fixing member and generates a small displacement by extension and contraction, an oscillation substrate that is fixed to the moving element and is moved linearly reciprocally by...
05/15/2008
20080111447INERTIAL DRIVING ACTUATOR
An inertial driving actuator includes a fixing member, a moving element that is fixed to the fixing member and generates a small displacement by extension and contraction, an oscillation substrate that is fixed to the moving element and is moved linearly reciprocally by...
05/15/2008
 
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