Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665490 | Solid polymer electrolyte, battery and solid-state electric double layer capacitor using the same as well as processes for the manufacture thereof | Masataka Takeuchi, Koji Tokita, Miyuki Ueda, Hideo Yashima, Eri Tamura +1 more | 1997-09-09 |
| 5597661 | Solid polymer electrolyte, battery and solid-state electric double layer capacitor using the same as well as processes for the manufacture thereof | Masataka Takeuchi, Koji Tokita, Miyuki Ueda, Hideo Yashima | 1997-01-28 |