Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627346 | Battery separator and lithium secondary battery | Masayuki Kinouchi, Tetsuo Akazawa, Takashi Oe, Ryuichiro Kogure, Yuuji Nakakita | 2003-09-30 |
| 6570343 | Device for turning on light and illumination apparatus | Hiroyuki Shoji, Hideki Miyazaki, Yasuyuki Kojima | 2003-05-27 |