Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761995 | Coin-shaped battery | Takao Uyama, Daisuke Yoshida, Toshihiko Izumikawa, Susumu Yamanaka | 2004-07-13 |
YH
Yasushi Hirakawa
Overall (2004): #85,558 of 270,089Top 35%
1
Patents 2004