(57) ABSTRACT A controller Suitable for use in controlling components in a bathing unit is
provided. The controller includes a plurality of connectors adapted for providing electrical …

An electrode array, a system and a method for reconstructing the distribution of electrical
properties within a multi-material object. One embodiment includes electrodes arranged …

Techniques for imaging a search region to detect a dielectric target include placing multiple
electrodes outside the search region. At least two electrodes are activated independently of …

BACKGROUND A bathing unit, such as a spa, typically includes various components such
as a water holding receptacle, pumps to circulate water in a piping system, a heating module …

A detector circuit to detect stress or damage in an object may include a first electrode to be
positioned on the object, a second electrode to be positioned on the object, a current circuit …

A probe apparatus having probe groups comprising two or three probes that independently
contact single terminals of tested chips. As a result, the probe apparatus is capable of …

BACKGROUND 1. Field of Endeavor The present invention relates to detection and more
par ticularly to paint for detection of corrosion and chemical and radiological materials. 2 …

A paint that warns of radiological or chemical Substances comprising a paint operatively
connected to the Surface, an indicator material carried by the paint that provides an indi …

A method of determining material parameters associated with a conductor using four points
includes injecting and extracting alternating current into the plate using current-carrying …

A paint that warns of radiological or chemical substances comprising a paint operatively
connected to the surface, an indicator material carried by the paint that provides an …