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| Number | Title | Issue Date |
| 6740701 | Resistive film A resistive film for use in a potentiometer. The film is in contact with a movable wiper. The film includes a cured polymer resin and a cured thermosetting resin. Conductive particles of carbon black and graphite are dispersed in the film. The conductive particles c... | 05/25/2004 |
| 6535104 | Multi-axis potentiometer A multi-axis potentiometer according to this invention is capable of determining actuator movement along multiple axes. The potentiometer includes a hollow, semi-spherical shell lined internally with a resistive element. Electrical contacts are attached a... | 03/18/2003 |
| 5973383 | High temperature ZrN and HfN IR scene projector pixels A structure and method of making resistive emitting members which exhibit high resistivity while at the same time providing high temperature operation significantly above that known in the art. Specifically the use of nitrides of Group IVB transition meta... | 10/26/1999 |
| 5170088 | Driving structure for electronic parts in a mechanism The present invention relates to a driving mechanism for an electronic part such as a switch, a variable resistor, etc., which can be remote-controlled, wherein an ultrasonic motor is used as a driving source for the electronic part. Therefore the object ... | 12/08/1992 |
| 4573106 | Illuminated slide rheostat A slide rheostat having a light-emitting device for permitting a person to check the position of the knob of the rheostat in the nighttime or in the dark. The rheostat includes a transparent upper baseplate, a transparent lower baseplate, a laminated shee... | 02/25/1986 |
