Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8404537 | Method of manufacturing semiconductor device | Junichi Shiozawa, Ryu Kato, Yoshio Ozawa | 2013-03-26 |
| 8115249 | Nonvolatile semiconductor memory device and method for manufacturing the same | Yoshio Ozawa, Katsuyuki Sekine | 2012-02-14 |
| 8097503 | Method of manufacturing semiconductor device | Junichi Shiozawa, Ryu Kato, Yoshio Ozawa | 2012-01-17 |
| 8093126 | Nonvolatile semiconductor memory device, semiconductor device and manufacturing method of nonvolatile semiconductor memory device | Yuuichiro Mitani, Daisuke Matsushita, Ryuji Ooba, Yoshio Ozawa | 2012-01-10 |
| 8026133 | Method of fabricating a semiconductor device with a non-uniform gate insulating film | Yoshio Ozawa | 2011-09-27 |
| 7927949 | Semiconductor memory device and method of manufacturing the same | Yoshio Ozawa, Junichi Shiozawa, Akihito Yamamoto, Ryota Fujitsuka, Yoshihiro Ogawa +4 more | 2011-04-19 |
| 7897455 | Semiconductor device and method of manufacturing the same | Yoshio Ozawa | 2011-03-01 |
| 7883967 | Nonvolatile semiconductor memory device, semiconductor device and manufacturing method of nonvolatile semiconductor memory device | Yuuichiro Mitani, Daisuke Matsushita, Ryuji Ooba, Yoshio Ozawa | 2011-02-08 |
| 7858467 | Method of manufacturing semiconductor device | Junichi Shiozawa, Ryu Kato, Yoshio Ozawa | 2010-12-28 |
| 7723772 | Semiconductor memory device and method of manufacturing the same | Yoshio Ozawa, Junichi Shiozawa, Akihito Yamamoto, Ryota Fujitsuka, Yoshihiro Ogawa +4 more | 2010-05-25 |
| 7645711 | Semiconductor device fabrication method | Yoshio Ozawa | 2010-01-12 |
| 7396721 | Method of fabricating a semiconductor device | Yoshio Ozawa | 2008-07-08 |