Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7705462 | Semiconductor device and a method of manufacturing the same | Naokatsu Suwanai, Atsushi Tachigami, Katsuhiko Hotta, Masashi Sahara, Kazuhiko Sato | 2010-04-27 |
| 7615848 | Semiconductor device and a method of manufacturing the same | Naokatsu Suwanai, Atsushi Tachigami, Katsuhiko Hotta, Masashi Sahara, Kazuhiko Sato | 2009-11-10 |
| 7400046 | Semiconductor device with guard rings that are formed in each of the plural wiring layers | Naokatsu Suwanai, Atsushi Tachigami, Katsuhiko Hotta, Masashi Sahara, Kazuhiko Sato | 2008-07-15 |
| 7303986 | Semiconductor device and a method of manufacturing the same | Naokatsu Suwanai, Atsushi Tachigami, Katsuhiko Hotta, Masashi Sahara, Kazuhiko Sato | 2007-12-04 |
| 7189637 | Method of manufacturing a semiconductor device having a multi-layered wiring structure | Naokatsu Suwanai, Atsushi Tachigami, Katsuhiko Hotta, Masashi Sahara, Kazuhiko Sato | 2007-03-13 |