Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7044307 | Drum type paper stock fine screen | Nobuyuki Kamo | 2006-05-16 |
| 6868973 | Drum type refining or washing apparatus | Nobuyuki Kamo | 2005-03-22 |
| 6470898 | Paper stock cleaning apparatus | — | 2002-10-29 |