Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7859213 | Control device and control method | Akira Serizawa, Hiroo Yabe | 2010-12-28 |
| 7759891 | Apparatus and method for detecting abnormal conditions of a motor | Akira Serizawa | 2010-07-20 |