Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9863335 | Method for diagnosing a variable-lift camshaft follower | — | 2018-01-09 |
| 8899199 | Camshaft phaser and lock pin thereof | — | 2014-12-02 |
| 8468989 | Method for operating a camshaft phaser | Daniel G. Gauthier | 2013-06-25 |
| 8464675 | Method for operating an oil control valve | Daniel G. Gauthier | 2013-06-18 |
| 8428259 | Apparatus and method for all-optical encryption and decryption of an optical signal | — | 2013-04-23 |
| 7761217 | Diagnostics for two-mode variable valve activation devices | Jeffrey S. Gutterman | 2010-07-20 |
| 7467611 | Rate limiting and balancing control system for dual independent camshaft phasing | Daniel L. McKay | 2008-12-23 |
| 7325534 | Supplemental internal air cooling of an internal combustion engine | Jon C. Darrow, Timothy W. Kunz | 2008-02-05 |
| 7314034 | System for verifying cylinder deactivation status in a multi-cylinder engine | Kenneth M. Simpson, Jon C. Darrow | 2008-01-01 |
| 7295738 | System and method for performing dispersion compensation | — | 2007-11-13 |
| 7063057 | Method for effectively diagnosing the operational state of a variable valve lift device | Jon C. Darrow | 2006-06-20 |
| 7047924 | Method for diagnosing the operational state of a two-step variable valve lift device | Jon C. Darrow | 2006-05-23 |
| 6968103 | Optical fiber coupler and method for making same | Kenneth R. Schroll, Richard Thomas Kane, Peter M. Fried, Janet Mrotek | 2005-11-22 |
| 6819831 | Adjustable, reconfigurable, multi-port optical fiber coupler | Kenneth R. Schroll, Janet Armstrong | 2004-11-16 |
| 6775436 | Optical fiber U-turn apparatus and method | Kenneth R. Schroll | 2004-08-10 |
| 6758187 | Method and apparatus to estimate oil aeration in an engine | — | 2004-07-06 |
| 6725821 | Apparatus and method for starting an engine | William S. Warren, Jean Botti | 2004-04-27 |
| 6718921 | Method and apparatus for cleaning an oil control valve for an internal combustion engine | Amanpal S. Grewal, Daniel L. McKay, Daniel G. Gauthier, Jeffrey M. Pfeiffer | 2004-04-13 |
| 6665469 | Light injector/extractor for multiple optical fibers | Kenneth R. Schroll, Janet Armstrong | 2003-12-16 |
| 6640028 | Bend-type fiber optic light injector | Kenneth R. Schroll | 2003-10-28 |
| 5101664 | Optical pressure transducer | Bruce Hockaday | 1992-04-07 |
| 4904082 | Fringe visibility enhancement arrangement and method | — | 1990-02-27 |
| 4892406 | Method of and arrangement for measuring vibrations | — | 1990-01-09 |
| 4627731 | Common optical path interferometric gauge | Mark R. Fernald | 1986-12-09 |
| 4610274 | Fluidic device | Walter L. Glomb, Jr. | 1986-09-09 |