Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638487 | Method for controlling NOx removal system in boiler | Satoshi Wakasa, Noboru Takubo, Yukihiro Isshiki, Nobuyuki Ishizaki | 2003-10-28 |
| 6510255 | Optical transmission apparatus | Hiroaki Yamamoto | 2003-01-21 |