Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872041 | Semiconductor device equipped with a field effect transistor having a floating gate | Kazuhiro Komori | 1989-10-03 |
| 4830977 | Method of making a semiconductor memory device | Hisao Katto, Nozomi Horino, Akira Endo, Yoshiharu Takeuchi, Yuji Arakawa | 1989-05-16 |