Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7629644 | Insulated gate-type semiconductor device and manufacturing method of the same | Masahito Onda, Hirotoshi Kubo, Hiroyasu Ishida, Hiroaki Saito | 2009-12-08 |
| 7439137 | Method for manufacturing semiconductor device | Hiroyasu Ishida, Hirotoshi Kubo, Masato Onda | 2008-10-21 |
| 7230300 | Semiconductor device with peripheral trench | Masahito Onda, Hirotoshi Kubo, Hiroyasu Ishida | 2007-06-12 |
| 6967139 | Method of manufacturing semiconductor device | Makoto Oikawa, Hiroki Etou, Hirotoshi Kubo | 2005-11-22 |
| 6828626 | Semiconductor device with vertical transistors | Makoto Oikawa, Hiroki Etou, Hirotoshi Kubo | 2004-12-07 |