Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821785 | Vacuum sample collecting tube and method of collecting sample under vacuum | Ryusuke Okamoto | 2004-11-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821785 | Vacuum sample collecting tube and method of collecting sample under vacuum | Ryusuke Okamoto | 2004-11-23 |