Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6960848 | Electromagnetic drive device and light quantity adjustment device using the same | Hiroaki Naganuma | 2005-11-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6960848 | Electromagnetic drive device and light quantity adjustment device using the same | Hiroaki Naganuma | 2005-11-01 |