Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331809 | Exhaust gas purification system for an internal combustion engine | Kenji Katoh, Sinya Hirota | 1994-07-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331809 | Exhaust gas purification system for an internal combustion engine | Kenji Katoh, Sinya Hirota | 1994-07-26 |