Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479874 | Semiconductor memory device having multilevel memory cell and method of manufacturing the same | Kenji Hibino, Masao Kunitou, Kazuyuki Yamasaki, Tetsuji Togami, Hironori Sakamoto | 2002-11-12 |
| 6423396 | Laminated polyester film | — | 2002-07-23 |