Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6759152 | Rechargeable battery equipped with battery protection circuit | Shoji Konishi, Shigeru Kajiwara, Takeshi Ishimaru, Masaru Kawabe, Katsuyuki Shirasawa | 2004-07-06 |
| 6714882 | Second battery control circuit | — | 2004-03-30 |