Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6713217 | Nonaqueous electrolyte secondary battery with a polyolefin microporous membrane separator | Takafumi Oura, Masaki Kitagawa, Hizuru Koshina | 2004-03-30 |
HN
Hajime Nishino
Overall (2004): #213,588 of 270,089Top 80%
1
Patents 2004