Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7708935 | Float bath bottom refractory brick and process for its production | Shuji Kabashima, Kouzou Sakai | 2010-05-04 |
| 6939125 | Method for reducing nitrogen oxides in combustion gas from combustion furnace | Yutaka Ishikawa, Atsushi Tanigaki, Daisuke Hasegawa, Shinji Morohashi | 2005-09-06 |