Patent application number | Description | Published |
20090032797 | PHOTOCATHODE - When to-be-detected light is made incident from a support substrate | 02-05-2009 |
20090273281 | PHOTOCATHODE AND ELECTRON TUBE HAVING THE SAME - The photocathode of the present invention is provided with a supporting substrate composed of a single-crystal compound semiconductor, a light absorbing layer which is formed on the supporting substrate and smaller in an energy band gap than the supporting substrate to absorb incident light transmitted through the supporting substrate, thereby generating photoelectrons, and a surface layer which is formed on the light absorbing layer to lower a work function of the light absorbing layer, in which the supporting substrate comprises Al | 11-05-2009 |
20100148667 | PHOTOCATHODE, ELECTRON TUBE, FIELD ASSIST TYPE PHOTOCATHODE, FIELD ASSIST TYPE PHOTOCATHODE ARRAY, AND FIELD ASSIST TYPE ELECTRON TUBE - When light is incident to an antenna layer AA | 06-17-2010 |
20110101219 | LUMINOUS BODY, ELECTRON BEAM DETECTOR USING THE SAME, SCANNING ELECTRON MICROSCOPE, AND MASS ANALYSIS DEVICE - A light-emitting body of rapid speed of response and high light emission intensity, and an electron beam detector, scanning electron microscope and mass spectroscope using this are provided. In the light-emitting body | 05-05-2011 |
20130320470 | PHOTODETECTOR - A photodetector | 12-05-2013 |
20140319637 | PHOTODETECTOR - A photodetector | 10-30-2014 |
20150053922 | PHOTODETECTOR - A photodetector | 02-26-2015 |
20150097156 | PHOTODETECTOR - A photodetector | 04-09-2015 |