Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830977 | Method of making a semiconductor memory device | June Sugiura, Nozomi Horino, Akira Endo, Yoshiharu Takeuchi, Yuji Arakawa | 1989-05-16 |
| 4818716 | Semiconductor device and manufacturing method thereof | Kousuke Okuyama, Ken Uchida, Kouichi Kusuyama, Satoshi Meguro, Kazuhiro Komori | 1989-04-04 |