Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348898 | Semiconductor device and method for manufacturing the same | Yuji Yatsuda, Takaaki Hagiwara, Ryuji Kondo, Yokichi Itoh | 1994-09-20 |
| 5252505 | Method for manufacturing a semiconductor device | Yuji Yatsuda, Takaaki Hagiwara, Ryuji Kondo, Yokichi Itoh | 1993-10-12 |
| 5114870 | Method for manufacturing field effect transistors | Yuji Yatsuda, Takaaki Hagiwara, Ryuji Kondo, Yokichi Itoh | 1992-05-19 |
| 5038193 | Semiconductor integrated circuit device | Yoshiaki Kamigaki, Kazunori Furusawa, Yoshifumi Kawamoto, Shoji Shukuri, Masaaki Terasawa +2 more | 1991-08-06 |
| 4851364 | Method of forming well regions for field effect transistors utilizing self-aligned techniques | Yuji Yatsuda, Takaaki Hagiwara, Ryuji Kondo, Yokichi Itoh | 1989-07-25 |
| 4668970 | Semiconductor device | Yuji Yatsuda, Takaaki Hagiwara, Masatada Horiuchi, Toru Kaga | 1987-05-26 |
| 4654828 | Nonvolatile semiconductor memory | Takaaki Hagiwara, Yokichi Itoh, Ryuji Kondo, Yuji Yatsuda | 1987-03-31 |
| 4586238 | Method of manufacturing field-effect transistors utilizing self-aligned techniques | Yuji Yatsuda, Takaaki Hagiwara, Ryuji Kondo, Yokichi Itoh | 1986-05-06 |
| 4514830 | Defect-remediable semiconductor integrated circuit memory and spare substitution method in the same | Takaaki Hagiwara, Masatada Horiuchi, Ryuji Kondo, Yuji Yatsuda | 1985-04-30 |
| 4460980 | Nonvolatile MNOS semiconductor memory | Takaaki Hagiwara, Yokichi Itoh, Ryuji Kondo, Yuji Yatsuda | 1984-07-17 |
| 4264376 | Method for producing a nonvolatile memory device | Yuji Yatsuda, Ryuji Kondo, Takaaki Hagiwara, Yokichi Itoh | 1981-04-28 |