Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6379644 | Process for producing a positive electrode active material for a nonaqueous secondary battery and a nonaqueous secondary battery using the active material | Naoto Torata, Takehito Mitate, Toyoshi Iida, Tetsushi Makino, Tomohiko Inada | 2002-04-30 |