Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698145 | Method for producing Mn-Zn ferrites | Tetsu Narutani, Masakatsu Yamazaki, Keizou Okuno, Kouzou Fujiwara | 1997-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698145 | Method for producing Mn-Zn ferrites | Tetsu Narutani, Masakatsu Yamazaki, Keizou Okuno, Kouzou Fujiwara | 1997-12-16 |