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| Number | Title | Issue Date |
| 8054061 | Electric potential sensor The invention provides an electric potential sensor including, at least one detection electrode arranged for capacitive coupling with a sample under test and for generating a measurement signal, and a sensor amplifier adapted to receive the measurement signal as inp... | 11/08/2011 |
| 7924004 | Electric potential sensor for use in the detection of nuclear magnetic resonance signals The present invention provides nuclear magnetic resonance apparatus comprising means for applying a static magnetic field (H0) to a sample under investigation, a radio frequency circuit arranged to be inductively coupled to the sample by means of an oscil... | 04/12/2011 |
| 7368745 | Pattern recognition system A star pattern recognition system (1) comprises an optical filter arrangement (10) in the form of an array (12) of independently tiltable mirrors (M1), (M2). Light from a distant starfield (2) is incident upon the mirror arr... | 05/06/2008 |
