Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7308949 | Concrete drill | Kigen Agehara, Naohide Murakami | 2007-12-18 |
| 7204321 | Concrete drill | Kigen Agehara, Naohide Murakami | 2007-04-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7308949 | Concrete drill | Kigen Agehara, Naohide Murakami | 2007-12-18 |
| 7204321 | Concrete drill | Kigen Agehara, Naohide Murakami | 2007-04-17 |