Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6375742 | Apparatus for processing paper sheets to decolor an image formed thereon | Kenji Sano, Katsuyuki Naito, Sawako Fujioka, Tetsuo Okuyama, Shigeru Machida | 2002-04-23 |
| 6373575 | Paper classification apparatus | Shigeru Machida | 2002-04-16 |