Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6824349 | Vacuum pump | Satoshi Okudera, Yasushi Maejima | 2004-11-30 |
| 6814536 | Vacuum pump | Yasushi Maejima | 2004-11-09 |
| 6752588 | Vacuum pump | Shinji Kawanishi, Yasushi Maejima, Satoshi Okudera | 2004-06-22 |
| 6709226 | Vacuum pump | Yasushi Maejima | 2004-03-23 |
| 6705830 | Vacuum pump | Yoshihiro Yamashita, Yasushi Maejima | 2004-03-16 |