Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6551925 | Method of forming a trench isolation structure resistant to hot phosphoric acid by extending trench liner to shoulder portions | Souichirou Iguchi, Takayuki Watanabe | 2003-04-22 |
| 5535154 | Semiconductor memory device with CMOS-inverter storage cells | — | 1996-07-09 |
| 5506802 | Static random access memory device having high soft error immunity | — | 1996-04-09 |
| 5460995 | Fully CMOS-type SRAM device and method for fabricating the same | Yasushi Yamazaki | 1995-10-24 |
| 5352916 | Fully CMOS-type SRAM device with grounding wire having contact holes | Yasushi Yamazaki | 1994-10-04 |
| 5083172 | Dynamic random access memory device fabricated with two kinds of field effect transistor different in thickness of gate oxide films | — | 1992-01-21 |