Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9552651 | Method for monitoring inside a chamber of a coke oven, management method for a chamber wall of a coke oven, and monitoring system | Hideo Matsushita, Takashi Yoshihara | 2017-01-24 |
| 9133043 | Biological treatment method for treating waste water and controlling COD loading rate per bacterium and COD concentration in effluent | Keiichi Matsuoka, Masanori Inukai, Tetsuo Yamashita, Akira Akashi | 2015-09-15 |
| 8157968 | Oven observing equipment and push-out ram having the same | Manabu Sato, Kiyoshi Nakata, Keiji Yoshimoto | 2012-04-17 |
| 7630090 | Oven width measurement instrument and push-out ram provided with the instrument | Nobuki Takayama, Manabu Sato, Hirofumi Yamashita | 2009-12-08 |
| 7547377 | Coke oven repairing apparatus | Nobuki Takayama, Shunji Horinouchi, Hirofumi Yamashita | 2009-06-16 |