Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490930 | Human body vibration evaluation device and hand-held vibration tool | Masaaki Ohkubo | 2002-12-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490930 | Human body vibration evaluation device and hand-held vibration tool | Masaaki Ohkubo | 2002-12-10 |