Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6146552 | Zinc oxide ceramics and method for producing the same | Hideyuki Okinaka, Masahiro Ito | 2000-11-14 |
| 5811033 | Method of manufacturing zinc oxide sintered compact body | Masahiro Itoh, Hideyuki Okinaka | 1998-09-22 |
| 5770113 | Zinc oxide ceramics and method for producing the same | Hideyuki Okinaka, Masahiro Ito | 1998-06-23 |
| 5739742 | Zinc oxide ceramics and method for producing the same and zinc oxide varistors | Masahiro Ito, Masakazu Tanahashi | 1998-04-14 |
| 5569414 | Method of manufacturing zinc oxide sintered compact body | Masahiro Itoh, Hideyuki Okinaka | 1996-10-29 |
| 5266079 | Method for manufacturing a ceramic capacitor having varistor characteristics | — | 1993-11-30 |
| 4374403 | Magnetic recording and reproducing system | Mitsuaki Oshima, Yutaka Neichi, Ryoichi Wada | 1983-02-15 |