Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668617 | 02 Sensor filter | Richard A Radu, William P Eichbrecht, Leon Cribbins, Joseph J. Kopera, Jr., George C. Mitchell | 2003-12-30 |
| 6257174 | Method of determining the composition of fuel in a flexible fueled vehicle after fuel blending | Shean Huff, Yi Cheng, Mary Joyce, Jerry Kennie, Roland T. Richardson +1 more | 2001-07-10 |
| 6041278 | Method of triggering a determination of the composition of fuel in a flexible fueled vehicle | Jerry Kennie, Yi Cheng, Mark E. Hope, Shean Huff, Mary Joyce +5 more | 2000-03-21 |
| 6023965 | Method of compensating for boil-off alcohol in a flexible fueled vehicle with a PCV solenoid | Jerry Kennie, Yi Cheng | 2000-02-15 |
| 5937798 | Method of controlling the air to fuel ratio in a flexible fueled vehicle during wide open throttle or part throttle enrichment operation | Yi Cheng, Shean Huff, Mary Joyce, Jerry Kennie, Gary L. Seitz | 1999-08-17 |
| 5901671 | Method of determining the composition of fuel in a flexible fueled vehicle after fuel blending | Shean Huff, Yi Cheng, Mary Joyce, Jerry Kennie, Roland T. Richardson +1 more | 1999-05-11 |
| 5881703 | Method of determining the composition of fuel in a flexible fueled vehicle | Yi Cheng, Shean Huff, Mary Joyce, Jerry Kennie, Dennis A. Krozek +3 more | 1999-03-16 |
| 5850824 | Method of determining the composition of fuel in a flexible fueled vehicle with an O2 sensor | Gary L. Seitz, Yi Cheng, Mark E. Hope, Shean Huff, Mary Joyce +2 more | 1998-12-22 |
| 5815828 | Method of measuring temperature of a catalytic converter | George C. Mitchell, Mark E. McMackin | 1998-09-29 |
| 5682869 | Method of controlling a vapor storage canister for a purge control system | Richard K. Moote, Charles B. Dupuis, Dennis A. Krozek, Shean Huff, Erika J. Boss +1 more | 1997-11-04 |
| 5520162 | Boiloff for a flexible fuel compensation system | William D. Rotramel, Joseph B. Adams, John E. Letcher | 1996-05-28 |
| 5400762 | Method for determining fuel composition | Francis M. Fodale, William D. Rotramel, Mary Joyce, Stuart M. Davis | 1995-03-28 |
| 5255661 | Method for determining fuel composition using oxygen sensor feedback control | John E. Letcher | 1993-10-26 |
| 4932984 | Process for reduction of chlorinated solvent emissions | — | 1990-06-12 |
| 4821701 | Purge corruption detection | Douglas C. Frantz, James R. Tamm, Terry R. Gutermuth | 1989-04-18 |
| 4809761 | Process for producing molds or cores for investment casting with reduced solvent loss | E. Richard Randolph | 1989-03-07 |
| 4579650 | Coal enhancement process and equipment | Thomas A. Vivian | 1986-04-01 |
| 4543364 | Recovery of polyethylene terephthalate (PET) | Thomas A. Vivian, Kenneth O. Groves | 1985-09-24 |