Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6349540 | Catalyst deterioration determining apparatus for internal combustion engine, and control method for the apparatus | Shigeki Nakayama, Hiroki Matsuoka, Kohei Igarashi | 2002-02-26 |