Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6656871 | Method for production of catalyst | Katsuji Tanihira, Makoto Horiuchi, Ryugo Kakimi | 2003-12-02 |
| 6622382 | Method for production of exhaust gas purifying catalyst | Nakaba Tamura, Katsuji Tanihira, Makoto Horiuchi, Ryugo Kakimi | 2003-09-23 |
| 6602479 | Exhaust gas purifying catalyst | Makoto Horiuchi | 2003-08-05 |
| 6599857 | Method for production of catalyst | Makoto Horiuchi, Ryugo Kakimi | 2003-07-29 |