Issued Patents All Time
Showing 26–50 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6525923 | Electrode for an electric double layer capacitor and process for producing it | Takamichi Ishikawa, Satoru Kuroki | 2003-02-25 |
| 6411496 | Electric double layer capacitor and separator therefor | Kazuya Hiratsuka, Takeshi Kawasato | 2002-06-25 |
| 6402792 | Electric double layer capacitor and process for its production | Kazuya Hiratsuka, Takeshi Morimoto, Takeshi Kawasato, Manabu Tsushima | 2002-06-11 |
| 6383427 | Process for producing an electric double layer capacitor electrode | Takamichi Ishikawa, Satoru Kuroki | 2002-05-07 |
| 6379402 | Method for manufacturing large-capacity electric double-layer capacitor | Kazuya Hiratsuka | 2002-04-30 |
| 6352565 | Electric double layer capacitor | Kazuya Hiratsuka, Takeshi Kawasato, Katsuji Ikeda | 2002-03-05 |
| 6349027 | Electric double layer capacitor | Kazuya Hiratsuka, Katsuji Ikeda, Takeshi Kawasato, Yoshiaki Higuchi, Takamichi Ishikawa +4 more | 2002-02-19 |
| 6335857 | Electric double layer capacitor and electrode therefor | Yasuyuki Takimoto, Takamichi Ishikawa | 2002-01-01 |
| 6310763 | Electric double layer capacitor | Kazuya Hiratsuka, Takeshi Kawasato, Katsuji Ikeda | 2001-10-30 |
| 6264707 | Electrode for an electric double layer capacitor and process for producing it | Takamichi Ishikawa, Satoru Kuroki, Sadao Kanetoku | 2001-07-24 |
| 6236560 | Electrode for an electric double layer capacitor and electric double layer capacitor employing the electrode | Katsuji Ikeda, Takeshi Kawasato | 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, Katsuji Ikeda, Takeshi Kawasato | 2001-03-13 |
| 6195251 | Electrode assembly and electric double layer capacitor having the electrode assembly | Kazuya Hiratsuka, Katsuji Ikeda, Takeshi Kawasato, Yoshiaki Higuchi, Naoki Yoshida +1 more | 2001-02-27 |
| 6104600 | Electric double layer capacitor | Kazuya Hiratsuka, Katsuji Ikeda, Takeshi Kawasato | 2000-08-15 |
| 6072692 | Electric double layer capacitor having an electrode bonded to a current collector via a carbon type conductive adhesive layer | Kazuya Hiratsuka, Takeshi Morimoto, Takeshi Kawasato, Manabu Tsushima | 2000-06-06 |
| 6072691 | Electric double layer capacitor and an assembled cell type power source device | Kazuya Hiratsuka, Takeshi Kawasato, Manabu Tsushima | 2000-06-06 |
| 6072693 | Electric double layer capacitor and separator therefor | Manabu Tsushima, Takeshi Morimoto, Kazuya Hiratsuka, Takeshi Kawasato | 2000-06-06 |
| 6038123 | Electric double layer capacitor, and carbon material and electrode therefor | Noriaki Shimodaira, Takeshi Kawasato, Kazuya Hiratsuka, Manabu Tsushima | 2000-03-14 |
| 5969936 | Electric double layer capacitor and electrolyte therefor | Takeshi Kawasato, Kazuya Hiratsuka, Manabu Tsushima | 1999-10-19 |
| 5953204 | Electric double layer capacitor | Kazuya Hiratsuka, Takeshi Morimoto, Katsuji Ikeda | 1999-09-14 |
| 5888673 | Organic electrolyte cell | Takeshi Kawasato, Kazuya Hiratsuka, Takeshi Morimoto, Manabu Tsushima | 1999-03-30 |
| 5754393 | Electric double layer capacitor | Kazuya Hiratsuka, Takeshi Kawasato, Katsuji Ikeda, Karl Ludger Neumann, Takeshi Morimoto | 1998-05-19 |
| 4734170 | Electrolysis of aqueous solution of sodium chloride | Yoshio Oda, Eiji Endo | 1988-03-29 |
| 4729819 | Method for restoring the current efficiency | Kohji Suzuki, Isamu Takeshita | 1988-03-08 |