Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6723467 | Separator for battery and battery | Yasuhiro Yoshida, Kouji Hamano, Daigo Takemura, Sigeru Aihara, Hisashi Shiota +4 more | 2004-04-20 |
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Osamu Hiroi
Overall (2004): #143,440 of 270,089Top 55%
1
Patents 2004