Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6455193 | Sealed battery in which an electrolyte-injection hole is favorably sealed | Yasuhiro Yamauchi | 2002-09-24 |
| 6432578 | Sealed cell | Nobuaki Sugita, Eiji Okutani, Kensuke Nakatani | 2002-08-13 |