Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698145 | Method for producing Mn-Zn ferrites | Masakatsu Yamazaki, Keizou Okuno, Katsunobu Okutani, Kouzou Fujiwara | 1997-12-16 |
| 5368763 | Low power loss Mn-Zn ferrites | Masakatsu Yamazaki, Hideaki Kobiki | 1994-11-29 |
| 5190740 | Method producing composite oxides for use as starting materials for producing ferrites | Hidekaku Yoshimatsu, Masakatsu Yamazaki, Masao Tsuzaki, Fumiaki Yoshikawa, Katashi Takaki | 1993-03-02 |
| 5143638 | Low power loss Mn-Zn ferrites | Masakatsu Yamazaki, Hideaki Kobiki | 1992-09-01 |
| 4859287 | Method for producing colored stainless steel stock | Yuji Sone, Kayoko Wada, Hayao Kurahashi, Yoichi Nakai, Shigeharu Suzuki | 1989-08-22 |
| 4690798 | Ultrasoft stainless steel | Shigeharu Suzuki | 1987-09-01 |