Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8866446 | End-of-discharge voltage correction device and end-of-discharge voltage correction method | Naoki Hirai, Keita Ikuta | 2014-10-21 |
| 6902842 | Current collector of positive electrode and sodium-sulfur battery using the same | Michitaka Hidaka, Masaki Shimizu, Akiyasu Okuno, Hideki Rachi | 2005-06-07 |