Hans Hellsten
26Patents
9h-index
6Co-inventors
68Inventor score
Filing activity: Jul 24, 1986 → Mar 8, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7561096B2 | Subsurface imaging radar | Physics | 90 | Active |
| US6518914B1 | Synthetic aperture radar system capable of detecting moving targets | Physics | 56 | Expired |
| US4965582A | Method for radar mapping an area and a radar equipment to carry out the method | Physics | 38 | Expired |
| US5969662A | SAR radar system | Physics | 37 | Expired |
| US6441772B1 | SAR radar system | Physics | 22 | Expired |
| US4866446A | Method for radar mapping an area and a radar equipment to carry out the method | Physics | 21 | Expired |
| US6850186B2 | System for determining position and velocity of targets from signals scattered by the targets | Physics | 15 | Expired |
| US9071337B2 | Wideband transmitter/receiver arrangement for multifunctional radar and communication | Physics | 15 | Active |
| US8698668B2 | SAR radar system | Physics | 10 | Active |
| US6072420A | Ultra wide band coherent radar system optimising the radio interference discrimination capability | Physics | 9 | Expired |
| US7884752B2 | Radar system and a method relating thereto | Physics | 9 | Active |
| US5488373A | Signal processing apparatus for synthetic aperture radar | Physics | 8 | Expired |
| US7551118B2 | RFI suppression in SAR | Physics | 6 | Expired |
| US6373426B1 | Radar station and radar system comprising at least two such stations | Physics | 4 | Expired |
| US9519055B2 | Subsurface imaging radar | Physics | 3 | Active |
| US10416303B2 | Subsurface imaging radar | Physics | 3 | Active |
| US5861835A | Method to improve data obtained by a radar | Physics | 2 | Expired |
| US8947292B2 | Radar system and method for a synthetic aperture radar | Physics | 2 | Active |
| US10746862B2 | Short range radar cohabitation | Physics | 2 | Active |
| US7876256B2 | Antenna back-lobe rejection | Physics | 1 | Expired |
| US10788587B2 | Method for determining a synthetic aperture of a SAR using GNSS | Physics | 1 | Active |
| US7932852B2 | RFI suppression in SAR | Physics | 1 | Active |
| US7646335B2 | Stepped frequency radar device | Physics | 0 | Expired |
| US11726199B2 | Methods, computer programs, radar systems, antenna systems, and flying platforms for detecting a horizontally buried linear object | Electricity | 0 | Active |
| US10571560B2 | Detecting objects in images | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.