Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9430728 | Electronic identification system with improved sensitivity | Michael L. Beigel, Nathaniel Polish, Steven Frank | 2016-08-30 |
| 9294157 | Radio-frequency identification system | Gui-Yang Lu, Michael F. Cruz, Peter Troesch | 2016-03-22 |
| 8099859 | Modular assembly | — | 2012-01-24 |
| 7737821 | Electronic identification system with improved sensitivity | Michael L. Beigel, Nathaniel Polish, Steven Frank | 2010-06-15 |
| 7353135 | Positioning and aligning the parts of an assembly | — | 2008-04-01 |
| 6791673 | Ground surveillance system | Gregory E. Johnston | 2004-09-14 |
| 6784788 | Universal electronic identification tag | Michael L. Beigel | 2004-08-31 |
| 6472975 | Electronic identification system with improved sensitivity | Michael L. Beigel, Nathaniel Polish, Steven Frank | 2002-10-29 |
| 6249212 | Universal electronic identification tag | Michael L. Beigel | 2001-06-19 |
| 5535004 | Distance measuring interferometer having specific crossings detection circuit | Gregory E. Johnston | 1996-07-09 |
| 5432622 | High-resolution scanning apparatus | Gregory E. Johnston | 1995-07-11 |
| 5268567 | Charge collection control circuit for use with charge-coupled photodetector arrays | James O. Bowlby, Jr., Gregory E. Johnston | 1993-12-07 |
| 5235326 | Multi-mode identification system | Michael L. Beigel, Nathaniel Polish | 1993-08-10 |
| 5218485 | Expanded dynamic range image digitizing apparatus | — | 1993-06-08 |
| 4695715 | Infrared imaging array employing metal tabs as connecting means | — | 1987-09-22 |
| 4633190 | Voltage and current source fluctuation compensator and method | — | 1986-12-30 |
| 4385321 | Correlated triple sampling circuit | — | 1983-05-24 |
| 4338633 | Frame integrator for CID imaging system | — | 1982-07-06 |
| 4290140 | Combined coherent frequency and phase shift keying modulation system | — | 1981-09-15 |
| 4247943 | Piecewise coherent, combined frequency and phase-shift-keyed signal demodulator | — | 1981-01-27 |
| 4246653 | In-phase quadrature demodulator for CPSK signals | — | 1981-01-20 |
| 4246654 | Digital coherent phase demodulator | — | 1981-01-20 |
| 4189733 | Adaptive electronically steerable phased array | — | 1980-02-19 |