on sensor, method for detecting horizontal and vertical position, alignment apparatus including position sensor, and method for horizontal and vertical alignmentUS20070262405 *13 Dec 200615 Nov 2007Hideto FuruyamaPhoto detector and optically interconnected lsiUS20070289623 *7 Jun 200720 Dec 2007California Institute Of TechnologyPlasmonic photovoltaicsUS20080212102 *25 Jul 20074 Sep 2008Nuzzo Ralph