Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6163050 | Semiconductor device having insulation film whose breakdown voltage is improved and its manufacturing method | Yuuichi Mikata, Sakae Funo, Katsunori Ishihara | 2000-12-19 |
| 5714399 | Semiconductor device having insulation film whose breakdown voltage is improved and its manufacturing method | Yuuichi Mikata, Sakae Funo, Katsunori Ishihara | 1998-02-03 |
| 4588473 | Semiconductor wafer process | Masaburo Iwabuchi | 1986-05-13 |