Patents for H01J 45 - Discharge tubes functioning as thermionic generators (250) |
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10/26/1999 | US5973259 Method and apparatus for photoelectric generation of electricity |
09/23/1999 | WO1999047980A1 Method for manufacturing low work function surfaces |
08/24/1999 | US5942834 Thermionic electric converters |
08/24/1999 | US5942719 Alkali metal thermal to electric conversion (AMTEC) cells |
07/27/1999 | US5929371 Heat shields for alkali metal thermal to electric conversion (AMTEC) cells |
07/27/1999 | US5928436 Means for controlling thermal properties of AMTEC cells |
06/02/1999 | DE19752650A1 Converting thermal energy directly into electrical energy |
04/29/1999 | WO1999020810A1 Low work-function electrode |
03/18/1999 | WO1999013562A1 Diode device |
03/04/1999 | WO1999010974A1 Vacuum thermionic converter with thin film carbonaceous field emission |
03/04/1999 | WO1999010695A1 Vacuum diode heat pump with thin film ablated diamond field emission |
03/04/1999 | WO1999010688A1 Method and apparatus for improved vacuum diode heat pump |
11/19/1998 | WO1998052233A1 Method and apparatus for photoelectric generation of electricity |
07/23/1998 | WO1998032155A1 Improved thermionic electric converters |
07/14/1998 | US5780954 Thermionic electric converters |
06/25/1998 | WO1998026880A1 Method and apparatus for thermionic generator |
04/16/1998 | WO1998015965A1 Method and apparatus for vacuum diode-based devices with electride-coated electrodes |
04/16/1998 | CA2287006A1 Method and apparatus for vacuum diode-based devices with electride-coated electrodes |
03/03/1998 | US5722242 Method and apparatus for improved vacuum diode heat pump |
10/14/1997 | US5675972 Method and apparatus for pumping heat |
01/23/1997 | WO1997002460A1 Method and apparatus for vacuum diode heat pump |
11/26/1996 | US5578886 Collector for thermionic energy converter covered with carbon like material and having a low electronic work function |
08/20/1996 | US5546743 Electron propulsion unit |
07/30/1996 | US5541464 Thermionic generator |
02/20/1996 | US5492570 Combination of an alkali metal thermal to electric converter and a thermionic energy converter mated by use of a common heat transfer device; adjusting heat output surface |
10/17/1995 | US5459367 Collector element for thermionic electric converters |
04/25/1995 | US5410166 P-N junction negative electron affinity cathode |
04/18/1995 | US5408510 Thermionic nuclear reactor with flux shielded components |
05/18/1994 | EP0597012A1 Collector for thermionic energy converter |
07/20/1993 | US5228922 High voltage alkali metal thermal electric conversion device |
02/18/1993 | WO1993003494A1 Collector for thermionic energy converter |
11/14/1991 | WO1991017601A1 Energy converter |
07/24/1991 | CN1053321A Electrified air flow electric generator |
07/02/1991 | US5028835 Thermionic energy production |
03/15/1989 | EP0306624A1 Stacked vapor fed amtec modules |
02/28/1989 | US4808240 Stacked vapor fed amtec modules |
05/19/1987 | US4667126 Thermionic converter |
03/19/1985 | US4506183 Tungsten-rhenium alloy, lithium working fluid, molybdenum or tungsten alloy |
02/08/1983 | US4373142 Thermionic energy converters |
01/11/1983 | US4368416 Thermionic-thermoelectric generator system and apparatus |
04/06/1982 | US4323808 Laser excited thermionic electric converter |
12/01/1981 | US4303845 Thermionic electric converter |
11/03/1981 | US4298768 Cesium vapor thermionic current generator |
02/17/1981 | CA1095964A1 Radiant energy to electrical power conversion system |
10/28/1980 | US4230963 Hydro-thermic energy converter |
02/12/1980 | US4188571 Radiant energy to electrical power conversion system |
09/25/1979 | US4168716 Solar-powered thermionic-photoelectric laser |
04/24/1979 | US4151438 Distributed electrical leads for thermionic converter |
05/24/1977 | US4025818 Wire ion plasma electron gun |
09/28/1976 | US3983423 Thermionic converter |