Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5190740 | Method producing composite oxides for use as starting materials for producing ferrites | Tetsu Narutani, Hidekaku Yoshimatsu, Masakatsu Yamazaki, Fumiaki Yoshikawa, Katashi Takaki | 1993-03-02 |