Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11991939 | Method of manufacturing a memory device comprising introducing a dopant into silicon oxide | — | 2024-05-21 |
| 11557725 | Memory device comprising silicon oxide layer and conductor sharing a dopant | — | 2023-01-17 |
| 11495636 | Nonvolatile memory device having a resistance change memory element and switching element portions serially connected thereto | — | 2022-11-08 |
| 11069850 | Magnetic memory device and manufacturing method of the same | — | 2021-07-20 |
| 9887237 | Magnetic storage device | Shintaro Sakai, Keisuke NAKATSUKA, Hiroyuki Kanaya, Katsuyuki Fujita | 2018-02-06 |
| 9818797 | Magnetic memory device and method of manufacturing the same | — | 2017-11-14 |
| 9691457 | Magnetic memory device | — | 2017-06-27 |
| 9312476 | Magnetic memory | — | 2016-04-12 |
| 8987846 | Magnetic memory and manufacturing method thereof | — | 2015-03-24 |
| 8183610 | Nonvolatile memory and manufacturing method thereof | — | 2012-05-22 |
| 7763920 | Semiconductor memory having ferroelectric capacitor | Tohru Ozaki, Iwao Kunishima | 2010-07-27 |
| 7612398 | Semiconductor storage device and method of manufacturing the same | Yoshiro Shimojo, Iwao Kunishima, Tohru Ozaki | 2009-11-03 |
| 7573084 | Non-volatile semiconductor memory device and method for fabricating the same | Tohru Ozaki, Iwao Kunishima | 2009-08-11 |
| 7504680 | Semiconductor device and mask pattern | Osamu Arisumi, Kazuhiro Tomioka, Ulrich Egger, Haoran Zhuang, Bum Ki Moon | 2009-03-17 |
| 7417274 | Semiconductor device including direct contact between capacitor electrode and contact plug and method of manufacturing the same | Tohru Ozaki, Yoshiro Shimojo, Susumu Shuto | 2008-08-26 |
| 7400005 | Semiconductor memory device having ferroelectric capacitors with hydrogen barriers | Iwao Kunishima, Hiroyuki Kanaya, Tohru Ozaki, Kazuhiro Tomioka | 2008-07-15 |
| 7348617 | Semiconductor device | Tohru Ozaki, Susumu Shuto, Yoshiro Shimojo, Iwao Kunishima | 2008-03-25 |
| 7259094 | Apparatus and method for heat treating thin film | Katsuaki Natori, Keisuke Nakazawa, Koji Yamakawa, Hiroyuki Kanaya, Hiroshi Itokawa +1 more | 2007-08-21 |
| 7214982 | Semiconductor memory device and method of manufacturing the same | Iwao Kunishima, Tohru Ozaki | 2007-05-08 |
| 7095068 | Semiconductor memory device having ferroelectric capacitor and method of manufacturing the same | Iwao Kunishima, Tohru Ozaki, Hiroyuki Kanaya, Shinichi Watanabe | 2006-08-22 |
| 7042037 | Semiconductor device | Hiroshi Itokawa, Koji Yamakawa, Tohru Ozaki, Takamichi Tsuchiya, Nicolas Nagel +2 more | 2006-05-09 |
| 6982444 | Ferroelectric memory device having a hydrogen barrier film | Hiroyuki Kanaya, Iwao Kunishima, Koji Yamakawa, Tsuyoshi Iwamoto, Hiroshi Mochizuki | 2006-01-03 |
| 6982453 | Semicondutor device having ferroelectric capacitor and hydrogen barrier film and manufacturing method thereof | Hiroyuki Kanaya, Toyota Morimoto, Osamu Hidaka, Iwao Kunishima, Tsuyoshi Iwamoto | 2006-01-03 |
| 6972990 | Ferro-electric memory device and method of manufacturing the same | Tohru Ozaki, Hiroyuki Kanaya, Iwao Kunishima, Yoshiro Shimojo | 2005-12-06 |
| 6967367 | Ferro-electric memory device and method of manufacturing the same | Iwao Kunishima | 2005-11-22 |