Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7547377 | Coke oven repairing apparatus | Hironobu Inamasu, Nobuki Takayama, Hirofumi Yamashita | 2009-06-16 |
| 5745969 | Method and apparatus for repairing a coke oven | Shigeru Yamada, Hiroyuki Shiraishi, Terutsune Nishio, Hideaki Morimoto, Keiji Matsuda +9 more | 1998-05-05 |