Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5329335 | Method and apparatus for projection exposure | Hiroyuki Inoue, Kouhei Eguchi | 1994-07-12 |
| 5329483 | MOS semiconductor memory device | Shoichi Iwasa | 1994-07-12 |
| 5323342 | MOS memory device | Shoichi Iwasa | 1994-06-21 |
| 5313418 | Semiconductor memory and memorizing method to read only semiconductor memory | Yuichi Egawa | 1994-05-17 |
| 4701576 | Electrical transmission line | Tatsuo Hirano | 1987-10-20 |
| 4569695 | Method of cleaning a photo-mask | Hiromi Yamashita | 1986-02-11 |