Inventor
Harold A. Rosen
Inventor
Santa Monica, CA, US
Overview
Patents· 79 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission14%
B64GCosmonautics10%
H01QAntennas, i.e. radio aerials10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
H02KDynamo-electric machines5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
Y02TClimate change mitigation technologies related to transportation5%
F16FSprings5%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
10,647,450Satellite control system using electrically controllable variable reflection glass panels20209,553,659'Systems and methods for directing communication signals to mobile platforms'20179,537,212'Antenna array system for producing dual circular polarization signals utilizing a meandering waveguide'20178,511,617'Satellites and satellite fleet implementation methods and apparatus'20138,353,481'Spin-stabilized lander'20138,103,270'Fixed cell communication system with reduced interference'20128,016,240'Satellites and satellite fleet implementation methods and apparatus'20117,840,180'Molniya orbit satellite systems, apparatus, and methods'20107,558,541'Amplifier gain and phase stabilizer'20097,369,847'Fixed cell communication system with reduced interference'20087,171,158'Satellite communication system using linear cell tracking'20077,027,769'GEO stationary communications system with minimal delay'20066,975,600'Multimode transmission system using TDMA'20056,868,981'Light weight hydrogen tank'20056,829,479'Fixed wireless back haul for mobile communications using stratospheric platforms'20046,799,014'Satellite transmission system with adaptive transmission loss compensation'20046,781,555'Multi-beam antenna communication system and method'20046,725,013'Communication system having frequency reuse in non-blocking manner'20046,684,070'TDMA beacon for satellite system synchronization'20046,628,919'Low-cost multi-mission broadband communications payload'20036,441,785'Low sidelobe antenna with beams steerable in one direction'20026,430,393'Satellite communication system using linear cell tracking'20026,421,528'Satellite transmission system with adaptive transmission loss compensation'20026,388,634'Multi-beam antenna communication system and method'20026,347,719'Light weight hydrogen tank'20026,288,670'Combined roll-yaw spacecraft steering method for low earth orbit target trajectory compensation'20016,283,415'Simplified yaw steering method for satellite antenna beam control'20016,236,361'Precision beacon tracking system'20016,213,234'Vehicle powered by a fuel cell/gas turbine combination'20016,175,172'Hub and cylinder design for flywheel system for mobile energy storage'20016,144,128'Safety system for flywheel system for mobile energy storage'20005,998,899'Magnetic bearing system including a control system for a flywheel and method for operating same'19995,864,303'Capacitive sensor system for magnetic bearings'19995,816,538'Dynamic decoupler for improved attitude control'19985,770,909'Wound rotor synchronous motor-generator and field control system therefor'19985,767,595'Flywheel system for mobile energy storage'19985,708,312'Magnetic bearing system including a control system for a flywheel and method for operating same'19985,681,012'Spacecraft control with skewed control moment gyros'19975,628,232'Flywheel rotor with conical hub and methods of manufacture therefor'19975,625,624'High data rate satellite communication system'19975,568,023'Electric power train control'19965,566,588'Flywheel rotor with conical hub and methods of manufacture therefor'19965,559,381'Flywheel support system for mobile energy storage'19965,473,601'Frequency reuse technique for a high data rate satellite communication system'19955,441,222'Attitude control of spinning spacecraft'19955,437,420'High torque double gimbal control moment gyro'19955,394,075'Spacecraft bus regulation using solar panel position'1995RE034410'Antenna system for hybrid communication satellite'19935,134,420'Bicone antenna with hemispherical beam'19924,989,011'Dual mode phased array antenna system'19914,972,151'Steered-beam satellite communication system'19904,961,551'Stabilization of a spinning spacecraft of arbitary shape'19904,949,922'Satellite control system'19904,879,711'Satellite communications system employing frequency reuse'19894,872,015'Satellite communications system for mobile users'19894,858,229'Filter interconnection matrix'19894,831,334'Envelope amplifier'19894,831,619'Satellite communications system having multiple downlink beams powered by pooled transmitters'19894,827,268'Beam-forming network'19894,823,341'Satellite communications system having frequency addressable high gain downlink beams'19894,819,227'Satellite communications system employing frequency reuse'19894,792,813'Antenna system for hybrid communications satellite'19884,785,310'Frequency selective screen having sharp transition'19884,752,925'Two-hop collocated satellite communications system'19884,741,502'Method and apparatus for launching a spacecraft by use of a recoverable upper rocket stage'19884,722,183'Method for controlling the utilization of fluid bipropellant in a spacecraft rocket engine'19884,711,307'Compact self-contained fire extinguisher'19874,699,339'Apparatus and method for transporting a spacecraft and a fluid propellant from the earth to a substantially low gravity environment above the earth'19874,612,546'Satellite command link protection system'19864,539,681'Ferrite modulator assembly for beacon tracking system'19854,431,458'Method for removing polyvinyl coatings from metal with tetrahydrofuran'19844,418,350'Two-axis antenna direction control system'19834,326,684'Spacecraft with internal propulsion stages'19824,117,423'Dual mode multiphase power divider'19784,117,426'Multiple channel rotary joint'19784,096,427'Nutation damping in dual-spin stabilized devices'19784,029,902'Contiguous channel multiplexer'19773,988,935'Dynamic balancer for spinning bodies'19763,980,376'Zero insertion/retraction force connector'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1997Patents assigned to HUGHES AIRCRAFT CO (35)· patent assignee history
1976–2020Based in Santa Monica, CA, US· patent location history
1976Based in Nashua, NH, US· patent location history
1984–1987Based in St. Louis, MO, US· patent location history
1995–1997Based in Washington, DC, US· patent location history
1996–2001Patents assigned to ROSEN MOTORS LP (10)· patent assignee history
1998–2005Patents assigned to HUGHES ELECTRONICS CORP (13)· patent assignee history
2004–2020Patents assigned to BOEING CO (8)· patent assignee history
2004–2012Patents assigned to DIRECTV GROUP INC (7)· patent assignee history
2017Based in El Segundo, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HUGHES AIRCRAFT CO | 35 | 1976–1997 |
| HUGHES ELECTRONICS CORP | 13 | 1998–2005 |
| ROSEN MOTORS LP | 10 | 1996–2001 |
| BOEING CO | 8 | 2004–2020 |
| DIRECTV GROUP INC | 7 | 2004–2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Santa Monica, California, US | 73 | 1976–2020 |
| Washington, DC, US | 2 | 1995–1997 |
| St. Louis, MO, US | 2 | 1984–1987 |
| El Segundo, California, US | 1 | 2017 |
| Nashua, NH, US | 1 | 1976 |