Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8028941 | Pulper for pulverizing and suspending paper stock | — | 2011-10-04 |
| 6261417 | Dehydrating concentrator | — | 2001-07-17 |
| 6171448 | Apparatus for screening waste paper pulp | — | 2001-01-09 |
| 5798025 | Apparatus for screening waste paper pulp | — | 1998-08-25 |
| 5597075 | Method and apparatus for screening waste paper pulp | Masakazu Eguchi | 1997-01-28 |
| 5564572 | Method and apparatus for screening waste paper pulp | Masakazu Eguchi | 1996-10-15 |
| 5176822 | Flotation machine for deinking | Masakazu Eguchi | 1993-01-05 |
| 5108586 | Flotation machine for deinking | Masakazu Eguchi | 1992-04-28 |