Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6541407 | Cordierite body | Douglas Munroe Beall, Gregory Albert Merkel | 2003-04-01 |
| 6508852 | Honeycomb particulate filters | Thomas Dale Ketcham, David F. Thompson | 2003-01-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6541407 | Cordierite body | Douglas Munroe Beall, Gregory Albert Merkel | 2003-04-01 |
| 6508852 | Honeycomb particulate filters | Thomas Dale Ketcham, David F. Thompson | 2003-01-21 |