Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9293563 | Semiconductor memory device and method of manufacturing the same | Yoshio Ozawa, Ryota Fujitsuka, Yoshitaka Tsunashima | 2016-03-22 |
| 8829593 | Semiconductor memory device having three-dimensionally arranged memory cells, and manufacturing method thereof | Katsuyuki Sekine, Kensuke Takano, Masaaki Higuchi, Yoshio Ozawa | 2014-09-09 |
| 8803221 | Nonvolatile semiconductor memory device and method of fabricating the same | Yoshio Ozawa | 2014-08-12 |
| 8796757 | Semiconductor memory device and method of manufacturing the same | Yoshio Ozawa, Ryota Fujitsuka, Yoshitaka Tsunashima | 2014-08-05 |
| RE44630 | Semiconductor device and method for manufacturing the same | Ryuji Ohba, Yoshio Ozawa | 2013-12-10 |
| 8254175 | Semiconductor device and method of manufacturing the same | Masaaki Higuchi, Hiroshi MATSUBA, Yoshio Ozawa | 2012-08-28 |
| 8115248 | Semiconductor device and method for manufacturing the same | Ryuji Ohba, Yoshio Ozawa | 2012-02-14 |
| 8080463 | Semiconductor device manufacturing method and silicon oxide film forming method | Kazuaki Iwasawa, Takeshi Hoshi, Keisuke Nakazawa, Shogo Matsuo, Takashi Nakao +2 more | 2011-12-20 |
| 7728379 | Semiconductor device and method of manufacturing same | Takuya Konno, Yoshio Ozawa, Yasushi Nakasaki, Yuuichiro Mitani | 2010-06-01 |
| 7521263 | Method of forming an insulating film, method of manufacturing a semiconductor device, and semiconductor device | Ichiro Mizushima, Masayuki Tanaka, Katsuaki Natori, Yoshio Ozawa, Seiji Inumiya +1 more | 2009-04-21 |