Martin I. Grace
16Patents
12h-index
11Co-inventors
71Inventor score
Filing activity: Mar 31, 1988 → Jul 17, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5524281A | Apparatus and method for measuring the phase and magnitude of microwave signals | Physics | 180 | Expired |
| US5113094A | Method and apparatus for increasing the high frequency sensitivity response of a sampler frequency converter | Electricity | 113 | Expired |
| US6169410A | Wafer probe with built in RF frequency conversion module | Physics | 87 | Expired |
| US5548538A | Internal automatic calibrator for vector network analyzers | Physics | 52 | Expired |
| US6335705B1 | Automotive radar antenna alignment system | Physics | 43 | Expired |
| US6329952A | Automobile radar antenna alignment system using transponder and lasers | Physics | 38 | Expired |
| US6087995A | Universal autoradar antenna alignment system | Physics | 33 | Expired |
| US6700531B2 | Integrated multiple-up/down conversion radar test system | Physics | 27 | Expired |
| US5191294A | Measuring noise figure and y-factor | Physics | 25 | Expired |
| US5715183A | Internal automatic calibrator for vector network analyzers | Physics | 20 | Expired |
| US5920281A | Radar test system for collision avoidance automotive radar | Physics | 16 | Expired |
| US5200713A | Multiple magnetically tuned oscillator | Electricity | 14 | Expired |
| US4808913A | Asymmetrical coupling circuit | Physics | 12 | Expired |
| US5115209A | Multiple YIG oscillator | Electricity | 11 | Expired |
| US6411252B1 | Narrow band millimeter wave VNA for testing automotive collision avoidance radar components | Electricity | 10 | Expired |
| US5059915A | Vector network analyzer RF pulse profiling method and apparatus | Physics | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.