Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883592 | Filter Press | Atsushi TAKASHIMA, Katsutami Shibasaki | 1989-11-28 |
| 4842733 | Filter plate of filter press | — | 1989-06-27 |
| 4664797 | Filter cloth hanging apparatus for filter pass | — | 1987-05-12 |
| 4581138 | Filter press | Seiichi Suwa | 1986-04-08 |
| 4491519 | Filter cloth arrangement for use in fixed filter cloth type filter press | — | 1985-01-01 |
| 4446020 | Filter press | — | 1984-05-01 |
| 4317734 | Filtration-compression type filter press | — | 1982-03-02 |
| 4237009 | Filtration-compression type filter press | — | 1980-12-02 |