Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6926875 | Porous material process of producing the porous material, catalyst for purifying exhaust gas comprising the porous material, method of purifying exhaust gas | Miho Hatanaka, Akihiko Suda, Toshiyuki Tanaka, Naoki Takahashi, Toshio Yamamoto +1 more | 2005-08-09 |
| 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 |