Sentech, Inc.
15Patents
1Active
15Granted
35Portfolio score
Filing activity: Dec 17, 1987 → May 14, 2009 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5728933A | System and method for remote sensing and receiving | Human Necessities | 82 | Expired |
| US6357292B1 | Apparatus and method for remote sensing and receiving | Human Necessities | 74 | Expired |
| US6672151B1 | Apparatus and method for remote sensing and receiving | Physics | 69 | Expired |
| US5357781A | Method and apparatus for sampling and detecting gases in a fluid | Physics | 28 | Expired |
| US5148126A | Capacitance sensor circuit and method for measuring capacitance and small changes in capacitance | Electricity | 23 | Expired |
| US4910463A | Halogen monitoring apparatus | Physics | 19 | Expired |
| US5608384A | Method and apparatus for monitoring for the presence of a gas | Physics | 14 | Expired |
| US5198764A | Position detector apparatus and method utilizing a transient voltage waveform processor | Physics | 13 | Expired |
| US7786253B2 | Apparatus and method for oxidation and stabilization of polymeric materials | Emerging Cross-Sectional Technologies | 11 | Active |
| US5136262A | Oscillator circuit and method for measuring capacitance and small changes in capacitance | Electricity | 10 | Expired |
| US6420882B1 | Apparatus for capacitive electrical detection | Physics | 10 | Expired |
| US5331840A | Detection of a gas leaked into a liquid which has been sampled from a plurality of spaces | Physics | 9 | Expired |
| US5298887A | Molten metal gauging and control system employing a fixed position capacitance sensor and method therefor | Performing Operations; Transporting | 8 | Expired |
| US5115666A | Method of detecting halogen gas in a liquid | Physics | 7 | Expired |
| US6151013A | Electrical probe-position sensor | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.