Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7092239 | Electric double layer capacitor with improved activated carbon electrodes | Koji Sakata, Ryuuichi Kasahara | 2006-08-15 |
| 6870725 | Electric double layer capacitor and battery | Koji Sakata, Kazuya Mimura, Satoshi Abe | 2005-03-22 |
| 6843810 | Electric double layer capacitor and method for preparing the same | Ryuichi Kasahara, Koji Sakata | 2005-01-18 |
| 6751084 | Electric double layer capacitor and method for preparing the same | Ryuichi Kasahara, Koji Sakata | 2004-06-15 |
| 6741450 | Electric double-layer capacitor and method for preparing the same | Ryuichi Kasahara, Koji Sakata | 2004-05-25 |
| 6717795 | Electric double-layer capacitor, and process for producing the same | Ryuichi Kasahara, Koji Sakata | 2004-04-06 |
| 6671165 | Electric double layer capacitor and production method thereof | Koji Sakata, Kazuya Mimura, Takashi Yasuda | 2003-12-30 |
| 6657850 | Electric double layer capacitor and method of forming the same | Koji Sakata, Ryuuichi Kasahara | 2003-12-02 |
| 6636417 | Electric double layer capacitor and battery | Koji Sakata, Kazuya Mimura, Satoshi Abe | 2003-10-21 |
| 6625007 | Electric double layer capacitor of low ESR value and a method of fabricating same with low percent defective | Koji Sakata, Ryuichi Kasahara | 2003-09-23 |
| 6392868 | Electric double layer capacitor | Masako Ohya, Kazuya Mimura, Satoshi Abe, Satoshi Arai, Takashi Yasuda +3 more | 2002-05-21 |
| 6341058 | Electric double layer capacitor and method of forming the same | Koji Sakata, Kazuya Mimura | 2002-01-22 |
| 6288888 | Electric double layer capacitor | Koji Sakata, Gaku Harada, Kazuya Mimura | 2001-09-11 |