Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773680 | Combustion exhaust gas treatment system | Taku Shimizu, Kazuaki Kimura, Kiyoshi Okazoe, Atsushi Tatani, Naohiko Ukawa +4 more | 2004-08-10 |
| 6740297 | Combustion exhaust gas treatment system | Taku Shimizu, Kazuaki Kimura, Kiyoshi Okazoe, Atsushi Tatani, Naohiko Ukawa +4 more | 2004-05-25 |