Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6887826 | Exhaust gas purifying filter and method of manufacturing the same | Mikio Ishihara, Yoshitsugu Ogura | 2005-05-03 |
| 6863705 | Exhaust gas purifying filter and manufacturing method therefor | Mikio Ishihara | 2005-03-08 |