Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761980 | Metallic catalyst carrier | Shin Sato, Kimiyoshi Nishizawa | 2004-07-13 |
| 6685888 | Monolith supporting structure for use in catalytic converter | Katsuhiro Shibata, Hidetoshi Itou, Kimiyoshi Nishizawa | 2004-02-03 |