Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7238284 | Apparatus for processing alkaline solution | — | 2007-07-03 |
| 7238226 | Defoaming apparatus | — | 2007-07-03 |
| 6547886 | Method and apparatus for degreasing steel strip | Kazuya Nishizato, Seiichi Takahashi, Hidetoshi Takeda | 2003-04-15 |
| 6471575 | Brush roll and its brush device | — | 2002-10-29 |
| 6216304 | Apparatus for cleaning strips | — | 2001-04-17 |
| 5575704 | Method of polishing metal strips | — | 1996-11-19 |
| 4993198 | Brush roll for brushing metal plates | — | 1991-02-19 |