| Patents for H01S 1 - Masers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of electromagnetic waves of wavelength longer than that of infra-red waves (893) |
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| 09/15/1992 | US5148122 Atomic beam frequency standard having RF chain with higher frequency oscillator |
| 12/02/1991 | WO1991019413A1 An improved frequency standard using an atomic stream of optically cooled atoms |
| 12/02/1991 | CA2083943A1 Frequency standard using an atomic stream of optically cooled atoms |
| 07/24/1991 | EP0437628A1 Method and device for reducing the emittance of the electron beam in an electron microscope |
| 06/19/1991 | EP0432414A2 Millimeter radiation source |
| 05/08/1991 | EP0426497A2 Helmet mounted display |
| 04/30/1991 | US5012212 Open resonator for electromagnetic waves having a polarized coupling region |
| 02/27/1991 | EP0414194A2 Laser pumped atomic frequency standard with high frequency stability |
| 01/24/1991 | WO1991001038A1 Method of generating high-intensity electron beam |
| 08/07/1990 | US4947137 Passive frequency standard |
| 07/03/1990 | US4939740 Cyclotron autoresonance maser with helical electron guiding center |
| 02/20/1990 | CA1266099A1 Optical pumping cesium resonator and laser diode detection |
| 01/31/1990 | EP0353153A1 Magnetic oscillation and guiding device for charged particles for the amplification of an electromagnetic emission |
| 09/06/1989 | EP0330954A1 Passive frequency standard |
| 06/28/1989 | EP0321792A2 Microwave resonant cavity |
| 03/21/1989 | US4814728 Ultra-stable superconducting cavity maser oscillator |
| 12/14/1988 | CN88219505U Microwave water boiler |
| 10/12/1988 | CN86101729B Miniature adjustable inner-vacuum cesium beam tube |
| 07/05/1988 | US4755764 Electromagnetic wave amplifiers and generators |
| 06/28/1988 | US4754196 Axial injection orbitron |
| 03/29/1988 | US4734622 Dissociator for atomic masers |
| 02/02/1988 | US4723250 Solid state cyclotron laser |
| 12/09/1987 | EP0248276A2 Frequency standard using hydrogen maser |
| 11/25/1987 | EP0246639A2 Atomic or molecular maser cavity resonator |
| 11/19/1987 | EP0245867A1 Dissociator for atomic masers |
| 11/10/1987 | US4706043 Frequency standard using hydrogen maser |
| 11/10/1987 | US4706042 Atomic or molecular maser cavity resonator |
| 09/30/1987 | CN86101729A Miniature adjustable inner-vacuum cesium beam tube |
| 09/08/1987 | US4692716 Method and a device for the frequency control of an atomic or molecular beam frequency standard |
| 08/04/1987 | US4684900 Optical pumping cesium resonator and laser diode detection |
| 06/24/1987 | CN86205948U Miniature internal vacuum adjustable cesium beam tube |
| 06/03/1987 | EP0224093A2 Integrated microwave cavity resonator and magnetic shield for an atomic frequency standard |
| 04/28/1987 | US4661782 Integrated microwave cavity resonator and magnetic shield for an atomic frequency standard |
| 08/27/1986 | EP0191857A1 Solid state generator of perpetual electron precession |
| 08/05/1986 | US4604551 Cyclotron resonance maser system with microwave output window and coupling apparatus |
| 06/24/1986 | US4596962 Evacuated, wall-coated, sealed, alkali atom cell for an atomic frequency standard |
| 05/20/1986 | US4590596 Method and apparatus for modulating a diffraction radiation generator |
| 03/18/1986 | US4576777 Energy detection method and apparatus |
| 02/27/1986 | WO1986001300A1 Solid state generator of perpetual electron precession |
| 02/18/1986 | US4571726 High performance orotron utilizing a dense electron beam |
| 02/18/1986 | US4571524 Electron accelerator and a millimeter-wave and submillimeter-wave generator equipped with said accelerator |
| 01/28/1986 | US4567402 Electron beam injection device for an ultra-high frequency radio electric wave generator |
| 10/01/1985 | US4545056 Depressed collector/ribbon electron beam analyzer for a diffraction radiation generator |
| 08/06/1985 | US4533875 Wide-band gyrotron traveling-wave amplifier |
| 07/16/1985 | US4530096 Lowbitron - a source of coherent electromagnetic radiation |
| 07/16/1985 | US4529942 Free-electron amplifier device with electromagnetic radiation delay element |
| 06/11/1985 | US4523127 Cyclotron resonance maser amplifier and waveguide window |
| 05/14/1985 | US4517530 Maser cavity servo-tuning system |
| 03/27/1985 | EP0134814A1 Cyclotron resonance maser amplifier and waveguide window |
| 01/15/1985 | US4494085 For use with an atomic frequency standard |
| 11/07/1984 | EP0124396A1 Electron beam injection device for a microwave generator |
| 10/23/1984 | US4479219 Excitation cancelling free electron laser |
| 10/09/1984 | US4476445 Methods and apparatus for rapid and accurate frequency syntonization of an atomic clock |
| 08/16/1984 | WO1984003178A1 Cyclotron resonance maser amplifier and waveguide window |
| 07/10/1984 | US4459511 System for generating microwave radiation |
| 05/15/1984 | US4449105 Passive maser using timesharing for control of the cavity and control of the oscillator on the line of stimulated emission |
| 01/11/1984 | EP0097717A1 Axially symmetric multiple beam high flux atomic beam apparatus |
| 01/10/1984 | US4425653 Atomic beam device using optical pumping |
| 12/20/1983 | US4422045 Barnetron microwave amplifiers and oscillators |
| 11/23/1983 | EP0094834A1 Methods and apparatus for rapid and accurate frequency syntonization of an atomic clock |
| 11/15/1983 | CA1156840A1 Optical pumping atomic frequency standard |
| 11/02/1983 | EP0093020A1 Miniaturized optical-physics package for an atomic frequency standard |
| 10/25/1983 | US4412150 Maser |
| 09/20/1983 | US4405905 Atomic frequency standard having microwave loop around absorption cell |
| 06/23/1983 | WO1983002202A1 Axially symmetric multiple beam high flux atomic beam apparatus |
| 04/26/1983 | US4381490 Magnetic state selector |
| 03/15/1983 | US4376917 Solid-state cyclotron maser |
| 01/25/1983 | US4370621 High efficiency gyrotron oscillator and amplifier |
| 01/18/1983 | US4369404 Method and apparatus for the spectroscopic observation of particles |
| 10/12/1982 | US4354108 Atomic beam device |
| 08/03/1982 | CA1129014A1 Solar energy system with relaying satellites |
| 04/20/1982 | US4326174 Passive masers having alternately operated oscillator and cavity control loops |
| 04/07/1982 | EP0049198A1 Electrons accelerator, and millimeter and infra-millimeter waves generator including the same |
| 02/16/1982 | US4316153 Passive masers having oscillator and cavity control loops |
| 02/02/1982 | US4314209 Q-Enhanced resonance-stabilized maser |
| 12/15/1981 | US4305555 Solar energy system with relay satellite |
| 08/25/1981 | US4286304 Degaussing arrangement for maser surrounded by magnetic shielding |
| 02/24/1981 | US4253068 Cyclotron maser using a spatially nonlinear electrostatic field |
| 01/07/1981 | EP0022093A1 Method and apparatus for generating coherent electromagnetic radiation, particularly in the far ultraviolet and the X-ray region |
| 06/24/1980 | US4209752 Getter pump for hydrogen maser |
| 02/05/1980 | US4187470 Dielectric-loaded waveguide circulator for cryogenically cooled and cascaded maser waveguide structures |
| 06/19/1979 | CA1056957A1 Cesium beam tube |
| 05/31/1979 | WO1979000281A1 Atomic beam instrument |
| 05/02/1979 | EP0001637A1 Solar energy system |
| 12/05/1978 | US4128814 External bulb variable volume maser |
| 10/31/1978 | US4123727 Atomic standard with reduced size and weight |
| 10/24/1978 | US4122372 Dielectrically loaded waveguide for producing high power coherent microwave radiation |
| 08/08/1978 | US4105921 Isotope separation |
| 11/22/1977 | US4059813 Coherent counter-streaming electrostatic wave raman interaction system utilizing opposing electron beams for the production of coherent microwaves in plasmas |
| 10/25/1977 | US4055810 Independent gain and bandwidth control of a traveling wave maser |
| 08/31/1976 | US3978417 Reflected-wave maser |
| 06/29/1976 | US3967115 Atomic beam tube |
| 05/18/1976 | US3958189 Stimulated coherent cyclotron scattering, millimeter, and submillimeter wave generator |