Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6432859 | Method of producing exhaust gas purifying catalyst and catalyst produced thereby | Hideharu Iwakuni, Hiroshi Yamada, Akihide Takami | 2002-08-13 |
| 6420306 | Burned gas purifying catalyst | Takahiro Kurokawa, Akihide Takami, Hideharu Iwakuni, Kenji Okamoto, Hirosuke Sumida +3 more | 2002-07-16 |