Issued Patents All Time
Showing 126–143 of 143 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6713834 | Semiconductor device having two-layered charge storage electrode | Seiichi Mori | 2004-03-30 |
| 6690047 | MIS transistor having a large driving current and method for producing the same | Yukihito Oowaki, Mizuki Ono, Daisaburo Takashima, Akira Nishiyama | 2004-02-10 |
| 6548866 | Field effect transistor with reduced narrow channel effect | — | 2003-04-15 |
| 6504237 | Semiconductor with multilayer metal structure using copper that offer high speed performance | Akira Nishiyama | 2003-01-07 |
| 6483176 | Semiconductor with multilayer wiring structure that offer high speed performance | Akira Nishiyama | 2002-11-19 |
| 6421272 | Non-volatile semiconductor memory device | — | 2002-07-16 |
| 6411548 | Semiconductor memory having transistors connected in series | Koji Sakui | 2002-06-25 |
| 6323525 | MISFET semiconductor device having relative impurity concentration levels between layers | Yukihito Oowaki | 2001-11-27 |
| 6313511 | Semiconductor device | — | 2001-11-06 |
| 6278165 | MIS transistor having a large driving current and method for producing the same | Yukihito Oowaki, Mizuki Ono, Daisaburo Takashima, Akira Nishiyama | 2001-08-21 |
| 6268629 | Field effect transistor with reduced narrow channel effect | — | 2001-07-31 |
| 6169688 | Magnetic storage device using unipole currents for selecting memory cells | — | 2001-01-02 |
| 6054730 | Semiconductor device | — | 2000-04-25 |
| 6043536 | Semiconductor device | Toshinori Numata | 2000-03-28 |
| 6040610 | Semiconductor device | Yukihito Oowaki | 2000-03-21 |
| 5969393 | Semiconductor device and method of manufacture of the same | — | 1999-10-19 |
| 5892247 | Semiconductor device and a manufacturing method thereof | Yukihito Oowaki, Tohru Maruyama | 1999-04-06 |
| 5804851 | Semiconductor memory device and manufacturing method thereof | Masami Aoki | 1998-09-08 |