Sencore, Inc.
30Patents
1Active
30Granted
31Portfolio score
Filing activity: Mar 12, 1975 → Aug 9, 2005 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4825147A | Capacitance measuring method and apparatus | Physics | 59 | Expired |
| US6276956A | Dual point test probe for surface mount type circuit board connections | Physics | 38 | Expired |
| US4616173A | Frequency counter | Physics | 24 | Expired |
| US4323972A | Ohm meter with automatic lead resistance compensation | Physics | 20 | Expired |
| US6356086B1 | Method and apparatus for the in-circuit testing of a capacitor | Physics | 15 | Expired |
| US4795966A | Method and apparatus for measuring the equivalent series resistances of a capacitor | Physics | 14 | Expired |
| US4473857A | Input protection circuit for electronic instrument | Physics | 11 | Expired |
| US4258315A | Inductance meter | Physics | 9 | Expired |
| US5502511A | Method and apparatus for controlling expanded sweeps | Electricity | 7 | Expired |
| US4128808A | Channel frequency analyser | Physics | 7 | Expired |
| US3990002A | Method and apparatus for testing television yokes and flyback windings | Physics | 6 | Expired |
| US4352058A | Method and apparatus for measuring leakage to ground | Physics | 6 | Expired |
| US6591391B1 | Method of generating an 8-VSB modulated signal | Electricity | 6 | Expired |
| US4160211A | Method and instrument for measuring the sensitivity of a radio receiver | Electricity | 5 | Expired |
| US4721997A | Signal to noise ratio measurement by sampling noise outside carrier frequency | Electricity | 5 | Expired |
| US5717338A | Method and apparatus for testing television yokes and flyback transformers | Physics | 4 | Expired |
| US4823390A | FM stereo generator | Electricity | 4 | Expired |
| US4562469A | Method and apparatus for aligning traps in a television receiver | Electricity | 4 | Expired |
| US4564805A | Oscilloscope with integrated frequency counter and method of measuring frequency | Physics | 3 | Expired |
| US6978081B1 | Continuous looping feature in transmission of HDTV signals | Electricity | 3 | Expired |
| US6567130B1 | Method and apparatus for capturing video files for use in HDTV broadcast and demonstration | Electricity | 3 | Expired |
| US4736427A | MTS test signal generator | Electricity | 2 | Expired |
| US4096529A | Circuit for detecting ghosts in TV antenna systems | Electricity | 2 | Expired |
| US6051985A | Horizontal circuit drive analyzer and method of analyzing the horizontal circuit drive of a video display | Electricity | 1 | Expired |
| US5350979A | Method of analyzing television circuits and instrumentation therefor | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.