Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE39060 | Power supply device and air conditioner using the same | Masanori Ogawa | 2006-04-11 |
| 6181583 | Power supply device and air conditioner using the same | Masanori Ogawa | 2001-01-30 |