Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6897576 | Regenerative brake | Sakae Ishikawa, Kenji Sato, Shigeyuki Kato | 2005-05-24 |
| 6879700 | Speaker and its production method of the same | Kenichi Matsudo, Kunihiro Houjo | 2005-04-12 |