Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6511642 | Porous material, catalyst, method of producing the porous material and method for purifying exhaust gas | Miho Hatanaka, Akihiko Suda, Toshiyuki Tanaka, Naoki Takahashi, Toshio Yamamoto +1 more | 2003-01-28 |