Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667914 | Process for preparing carbonaceous material for negative electrode of cell and non-aqueous electrolyte secondary cell using same | Atsuo Omaru, Naoyuki Nakajima | 1997-09-16 |
| 5643426 | Anode material and method of manufacturing the same | Hiroshi Imoto, Atsuo Omaru, Hideto Azuma, Yoshio Nishi, Yoshihisa Gonno | 1997-07-01 |
| 5639575 | Non-aqueous liquid electrolyte secondary battery | Atsuo Omaru, Naoyuki Date | 1997-06-17 |