Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6428928 | Battery and capacitor using quinoxaline resin | Toshihiko Nishiyama, Masaki Fujiwara, Shinako Okada, Masato Kurosaki | 2002-08-06 |
| 6413675 | Multi layer electrolyte and cell using the same | Toshihiko Nishiyama, Masaki Fujiwara, Shinako Okada | 2002-07-02 |
| 6343003 | Capacitor element and battery cell | Koji Sakata, Shinako Okada, Junko Kurihara | 2002-01-29 |