Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474705 | Cab window lock system | Masanori Sogo, Hiroyuki Shioji | 2002-11-05 |
| 6404799 | Water-cooling panel for furnace wall and furnace cover of arc furnace | Shinjiro Uchida, Koichi Kirishiki | 2002-06-11 |