Issued Patents All Time
Showing 26–48 of 48 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 |
| 6424517 | Electric double layer capacitor | Katsuji Ikeda, Kazuya Hiratsuka | 2002-07-23 |
| 6411496 | Electric double layer capacitor and separator therefor | Manabu Suhara, Kazuya Hiratsuka | 2002-06-25 |
| 6402792 | Electric double layer capacitor and process for its production | Kazuya Hiratsuka, Takeshi Morimoto, Manabu Suhara, Manabu Tsushima | 2002-06-11 |
| 6352565 | Electric double layer capacitor | Manabu Suhara, Kazuya Hiratsuka, Katsuji Ikeda | 2002-03-05 |
| 6349027 | Electric double layer capacitor | Manabu Suhara, Kazuya Hiratsuka, Katsuji Ikeda, Yoshiaki Higuchi, Takamichi Ishikawa +4 more | 2002-02-19 |
| 6310763 | Electric double layer capacitor | Manabu Suhara, Kazuya Hiratsuka, Katsuji Ikeda | 2001-10-30 |
| 6236560 | Electrode for an electric double layer capacitor and electric double layer capacitor employing the electrode | Katsuji Ikeda, Manabu Suhara | 2001-05-22 |
| 6222720 | Electric double layer capacitor | Tomonori Aoki, Makoto Inoue, Katsuji Ikeda, Yoshihiro Hozumi, Kazuya Hiratsuka +1 more | 2001-04-24 |
| 6201686 | Electric double layer capacitor | Kazuya Hiratsuka, Manabu Suhara, Katsuji Ikeda | 2001-03-13 |
| 6195251 | Electrode assembly and electric double layer capacitor having the electrode assembly | Manabu Suhara, Kazuya Hiratsuka, Katsuji Ikeda, Yoshiaki Higuchi, Naoki Yoshida +1 more | 2001-02-27 |
| 6104600 | Electric double layer capacitor | Manabu Suhara, Kazuya Hiratsuka, Katsuji Ikeda | 2000-08-15 |
| 6072691 | Electric double layer capacitor and an assembled cell type power source device | Manabu Suhara, Kazuya Hiratsuka, Manabu Tsushima | 2000-06-06 |
| 6072692 | Electric double layer capacitor having an electrode bonded to a current collector via a carbon type conductive adhesive layer | Kazuya Hiratsuka, Takeshi Morimoto, Manabu Suhara, Manabu Tsushima | 2000-06-06 |
| 6072693 | Electric double layer capacitor and separator therefor | Manabu Tsushima, Takeshi Morimoto, Kazuya Hiratsuka, Manabu Suhara | 2000-06-06 |
| 6038123 | Electric double layer capacitor, and carbon material and electrode therefor | Noriaki Shimodaira, Kazuya Hiratsuka, Manabu Suhara, Manabu Tsushima | 2000-03-14 |
| 5969936 | Electric double layer capacitor and electrolyte therefor | Manabu Suhara, Kazuya Hiratsuka, Manabu Tsushima | 1999-10-19 |
| 5888673 | Organic electrolyte cell | Kazuya Hiratsuka, Takeshi Morimoto, Manabu Tsushima, Manabu Suhara | 1999-03-30 |
| 5754393 | Electric double layer capacitor | Kazuya Hiratsuka, Manabu Suhara, Katsuji Ikeda, Karl Ludger Neumann, Takeshi Morimoto | 1998-05-19 |
| 5578377 | Colored thin film-forming coating solution and colored thin film obtained by such coating solution | Takeshi Morimoto, Kazuya Hiratsuka, Yasuhiro Sanada, Keiko Ohashi, Keisuke Abe | 1996-11-26 |
| 5482768 | Surface-treated substrate and process for its production | Kazuya Hiratsuka, Takashige Yoneda, Tsuneo Wakabayashi, Fumiaki Gunji | 1996-01-09 |