Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5745969 | Method and apparatus for repairing a coke oven | Shigeru Yamada, Hiroyuki Shiraishi, Hideaki Morimoto, Keiji Matsuda, Tetsuro Uchida +9 more | 1998-05-05 |
| 4867786 | Electromagnetic stirring method | Mitsuru Saeki, Hiromichi Omura | 1989-09-19 |