Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6460217 | Electric cleaning device | Sadao Fukushima, Jun Yoshida, Hirotaka Shikano | 2002-10-08 |
| 6461402 | Molding powder for continuous casting of steel and method for continuous casting of steel | Tomoaki Omoto, Yukimasa Iwamoto | 2002-10-08 |