Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6475858 | Method of manufacturing semiconductor device | Koichi Sugiyama, Shinichiroh Ikemasu | 2002-11-05 |
| 6384441 | Semiconductor device and method of manufacturing the same | Koichi Sugiyama, Shinichiroh Ikemasu | 2002-05-07 |
| 5946557 | Method of manufacturing a semiconductor device having dummy patterns and an upper insulating layer having cavities | Masaaki Ichikawa | 1999-08-31 |
| 5652465 | Semiconductor device having dummy patterns and an upper insulating layer having cavities | Masaaki Ichikawa | 1997-07-29 |
| 4609589 | Release sheet | Hiro Ohtsubo, Hiroyuki Yamada | 1986-09-02 |