Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773466 | Method for producing an electric double layer capacitor | Kazuya Hiratsuka, Naoki Yoshida | 2004-08-10 |
| 6728095 | Electric double layer capacitor | Manabu Suhara, Kazuya Hiratsuka, Katsuji Ikeda, Yoshiaki Higuchi, Takamichi Ishikawa +4 more | 2004-04-27 |
| 6710999 | Electric double layer capacitor | Kazuya Hiratsuka, Naoki Yoshida, Katsuji Ikeda | 2004-03-23 |