Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651466 | Swirl type foreign material removing machine and method of removing foreign material by the machine | — | 1997-07-29 |
| 5474240 | Paper material refining apparatus | — | 1995-12-12 |
| 5435444 | Composite type screen | — | 1995-07-25 |
| 5381906 | Paper stock cleaning and collecting apparatus | — | 1995-01-17 |
| 5299747 | Paper material screening/refining apparatus | — | 1994-04-05 |
| 5078859 | Stock screening apparatus | — | 1992-01-07 |
| 5048765 | Paper material refining apparatus | — | 1991-09-17 |
| 4913359 | Paper material refining apparatus | — | 1990-04-03 |
| 4657636 | High density pulp screening apparatus | — | 1987-04-14 |
| 4316760 | Binding machine | — | 1982-02-23 |