Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7018080 | Shaped neon light spark plug connectors Shaped neon light spark plug connectors which include a continuous length of neon tubing fitted with electrodes at each end and configured to extend between and connect to the spark plug and coil of a motorcycle engine. The spark plug connectors are each characteriz... | 03/28/2006 |
| 6882061 | Battery self-warming mechanism using the inverter and the battery main disconnect circuitry An apparatus connected to an energy storage device for powering an electric motor and optionally providing a warming function for the energy storage device is disclosed. The apparatus includes a circuit connected to the electric motor and the energy storage device f... | 04/19/2005 |
| 6742070 | Function-expansion device detachably connecting electronic equipment A function-expansion device is detachably connected to electronic equipment to expand functions of the electronic equipment. The function-ezpansion device includes a component unit which provides an extended function of the electronic equipment. A docking station de... | 05/25/2004 |
| 5956241 | Battery cell equalization circuit A battery power conversion circuit comprising a cell equalization circuit that ensures that each cell in a multiple battery cell stack is depleted of charge at an equal rate. The stack is coupled to provide current to a primary winding of a transformer. E... | 09/21/1999 |
| 4580081 | Computer controlled motor vehicle battery circuit A motor vehicle powered by a DC motor has a pedal which is depressed by the driver to increase speed by actuating a tapping switch which has two sets of moving contacts cooperating with stationary contacts to progressively connect with the motor batteries... | 04/01/1986 |
