Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5855111 | Nitrogen oxide removal control apparatus | Haruo Oguchi, Shirou Hino | 1999-01-05 |
| 5813212 | Nitrogen oxide removal control apparatus | Haruo Oguchi, Shirou Hino | 1998-09-29 |
| 5584172 | Nitrogen oxide removal control apparatus | Haruo Oguchi, Shirou Hino | 1996-12-17 |