Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7630090 | Oven width measurement instrument and push-out ram provided with the instrument | Hironobu Inamasu, Manabu Sato, Hirofumi Yamashita | 2009-12-08 |
| 7547377 | Coke oven repairing apparatus | Hironobu Inamasu, Shunji Horinouchi, Hirofumi Yamashita | 2009-06-16 |