Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7268958 | Holder and optical element | Shigeru Hatakeyama, Kazuhiro Konno | 2007-09-11 |
| 4839551 | Brushless motor structure enabling accurate relative positioning of rotor and stator coils | — | 1989-06-13 |