Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6770400 | Negative electrode material for nonaqueous electrolyte secondary battery and method for producing the same | Shuji Tsutsumi, Masaki Hasegawa, Yoshiaki Nitta, Miho Kayama | 2004-08-03 |