Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9800711 | System, method and device-readable medium for communication event interaction within a unified event view | Maria Christina Nathalie Freyhult, Umesh Kumar Miglani | 2017-10-24 |
| 9739123 | Dual injection points in SAGD | Thomas J. Wheeler, Tawfik N. Nasr | 2017-08-22 |
| 9719337 | Acceleration of heavy oil recovery through downhole radio frequency radiation heating | Wendell P. Menard, Chris LEHECKA | 2017-08-01 |
| 9710126 | Method and apparatus for displaying a preview of an application to a user | Christopher Engström, Dan Zacharias Gärdenfors | 2017-07-18 |
| 9249760 | Method for removing trace levels of oxygen from direct combustion device combustion products | John C. Patterson | 2016-02-02 |
| 9021108 | Method, system and apparatus for enabling access of a first mobile electronic device to at least one network accessible by a second mobile electronic device | Herbert A. Little, Marcel Luis Celaya | 2015-04-28 |
| 8474531 | Steam-gas-solvent (SGS) process for recovery of heavy crude oil and bitumen | Tawfik N. Nasr | 2013-07-02 |
| 7909093 | In situ combustion as adjacent formation heat source | Wayne R. Dreher, Thomas J. Wheeler, Wendell P. Menard | 2011-03-22 |
| 7752824 | Shrinkage-compensating continuity system | Robert Donald Lucey | 2010-07-13 |
| 6462554 | System and method for deterring operation of a system outside a specified frequency range | — | 2002-10-08 |
| 6360284 | System for protecting output drivers connected to a powered-off load | John M. Brown, William P. Bunton, James S. Klecka, Charles Edward Peet, Jr. | 2002-03-19 |
| 6348834 | Linearization of FET channel impedance for small signal applications | — | 2002-02-19 |
| 5894522 | Distortion reduction system | — | 1999-04-13 |
| 5775939 | Interface assembly for peripheral accessories | — | 1998-07-07 |
| 5726602 | Stabilized rail-to-rail speaker driver circuit | — | 1998-03-10 |
| 5119254 | Data transducer position control system for rotating disk data storage equipment | Donald V. Daniels, Joel N. Harrison | 1992-06-02 |
| 4982296 | Head and disk assembly for fixed disk drive | — | 1991-01-01 |
| 4920434 | Fixed disk drive | Donald V. Daniels, Joel N. Harrison | 1990-04-24 |
| 4872074 | Data transducer position control system for rotating disk data storage equipment | Donald V. Daniels, Joel N. Harrison | 1989-10-03 |
| 4814909 | Data transducer position control system for rotating disk data storage equipment | Donald V. Daniels, Joel N. Harrison | 1989-03-21 |
| 4660106 | Data transducer position control system for rotating disk data storage equipment | Joel N. Harrison, Donald V. Daniels | 1987-04-21 |
| RE32075 | Data transducer position control system for rotating disk data storage equipment | Joel N. Harrison, Donald V. Daniels | 1986-01-28 |
| 4490635 | Pure torque, limited displacement transducer | Joel N. Harrison, Donald V. Daniels | 1984-12-25 |
| 4396959 | Data transducer position control system for rotating disk data storage equipment | Joel N. Harrison, Donald V. Daniels | 1983-08-02 |