Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7408235 | Quantum coherent switch utilizing commensurate nanoelectrode and charge density periodicities | Neil Harrison, John Singleton | 2008-08-05 |
| 7257496 | Method and apparatus for monitoring SF6 gas and electric utility apparatus | George W. Rhodes, Tristan Fin, Steven Frank Willard | 2007-08-14 |
| 7164343 | Digital potentiometer | Gary Kessler, Michael Garcia | 2007-01-16 |
| 6844722 | Mutual inductance bridge for detection of degradation in metallic components | George W. Rhodes | 2005-01-18 |
| 5845480 | Ignition methods and apparatus using microwave and laser energy | Dennis M. DeFreitas | 1998-12-08 |
| 5689949 | Ignition methods and apparatus using microwave energy | Dennis M. DeFreitas, Timothy W. Darling, Daniel E. Rees | 1997-11-25 |
| 5673554 | Ignition methods and apparatus using microwave energy | Dennis M. DeFreitas | 1997-10-07 |
| 5495763 | Method for resonant measurement | George W. Rhodes, Raymond D. Dixon | 1996-03-05 |
| 5465897 | Bonded ultrasonic transducer and method for making | Raymond D. Dixon, Lawrence H. Roe | 1995-11-14 |
| 5408880 | Ultrasonic differential measurement | George W. Rhodes | 1995-04-25 |
| 5355731 | Sphericity determination using resonant ultrasound spectroscopy | Raymond D. Dixon, William M. Visscher | 1994-10-18 |
| 5351543 | Crack detection using resonant ultrasound spectroscopy | Thomas Bell, George W. Rhodes | 1994-10-04 |
| 5062296 | Resonant ultrasound spectroscopy | — | 1991-11-05 |
| 4976148 | Resonant ultrasound spectrometer | William M. Visscher, Zachary Fisk | 1990-12-11 |
| 4858441 | Heat-driven acoustic cooling engine having no moving parts | John C. Wheatley, Gregory W. Swift, Thomas J. Hofler | 1989-08-22 |
| 4722201 | Acoustic cooling engine | Thomas J. Hofler, John C. Wheatley, Gregory W. Swift | 1988-02-02 |
| 4599551 | Thermoacoustic magnetohydrodynamic electrical generator | John C. Wheatley, Gregory W. Swift | 1986-07-08 |
| 4577414 | Remotely readable fiber optic compass | Gregory W. Swift, Steven L. Garrett | 1986-03-25 |
| 4560849 | Feedback regulated induction heater for a flowing fluid | Gregory W. Swift | 1985-12-24 |
| 4538464 | Method of measuring reactive acoustic power density in a fluid | John C. Wheatley, Gregory W. Swift | 1985-09-03 |
| 4516632 | Microchannel crossflow fluid heat exchanger and method for its fabrication | Gregory W. Swift, John C. Wheatley | 1985-05-14 |
| 4489553 | Intrinsically irreversible heat engine | John C. Wheatley, Gregory W. Swift | 1984-12-25 |
| 4489370 | High capacity dc-dc voltage converter suitable for charging electronic camera flash lamps | — | 1984-12-18 |
| 4443837 | Mounting fixture for a camera light stand | Stephen D. Northup | 1984-04-17 |
| 4427897 | Fixed pitch wind turbine system utilizing aerodynamic stall | — | 1984-01-24 |