Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7521306 | Semiconductor device and a method of fabricating the same | Hirotoshi Kubo, Masahito Onda, Hiroaki Saito, Eiichiroh Kuwako | 2009-04-21 |
| 6939776 | Semiconductor device and a method of fabricating the same | Hirotoshi Kubo, Masahito Onda, Hiroaki Saito, Eiichiroh Kuwako | 2005-09-06 |
| 6395604 | Method of fabricating semiconductor device | Hirotoshi Kubo, Hiroaki Saito, Eiichiroh Kuwako | 2002-05-28 |
| 6137135 | Semiconductor device and method of fabricating the same | Hirotoshi Kubo, Hiroaki Saito, Eiichiroh Kuwako | 2000-10-24 |
| 5972741 | Method of manufacturing semiconductor device | Hirotoshi Kubo, Eiichiroh Kuwako, Masahito Onda, Hiroaki Saitou, Keita Odajima | 1999-10-26 |
| 5970344 | Method of manufacturing semiconductor device having gate electrodes formed in trench structure before formation of source layers | Hirotoshi Kubo, Eiichiroh Kuwako, Hiroaki Saito | 1999-10-19 |