Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773471 | Low sulfur coal additive for improved furnace operation | Stephen Allen Johnson, John Philip Comer | 2004-08-10 |
| 6729248 | Low sulfur coal additive for improved furnace operation | Stephen Allen Johnson, John Philip Comer | 2004-05-04 |
| 6672085 | Hierarchical control method for a motor vehicle HVAC system | Karma Vir Sangwan, Thomas Martin Urbank, Charles Andrew Archibald | 2004-01-06 |