Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7228751 | Ball screw mechanism | Shigekazu Nagai | 2007-06-12 |
| 7004522 | Suction unit | Shigekazu Nagai | 2006-02-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7228751 | Ball screw mechanism | Shigekazu Nagai | 2007-06-12 |
| 7004522 | Suction unit | Shigekazu Nagai | 2006-02-28 |