Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6970343 | Aluminum electrolytic capacitor | Kazunari Hayashi, Ryoko Takaoka, Hisao Nagara, Yoshihiro Watanabe | 2005-11-29 |
| 6839222 | Electrolytic capacitor | Ryoko Takaoka, Yuichiro Tsubaki, Yoshihiro Watanabe | 2005-01-04 |