Issued Patents All Time
Showing 51–75 of 112 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7560724 | Storage device with reversible resistance change elements | Tomohito Tsushima, Hiroaki Narisawa, Wataru Otsuka, Hidenari Hachino | 2009-07-14 |
| 7433220 | Two variable resistance elements being formed into a laminated layer with a common electrode and method of driving the same | Tsunenori Shiimoto, Masaaki Hara, Tomohito Tsushima | 2008-10-07 |
| 7427431 | Write once optical recording medium | Yuichi Sabi, Mitsuaki Oyamada | 2008-09-23 |
| 7425724 | Memory device and method of production and method of use of same and semiconductor device and method of production of same | Minoru Ishida, Akira Kouchiyama | 2008-09-16 |
| 7344822 | Resist material and nanofabrication method | Akira Kouchiyama | 2008-03-18 |
| 7345908 | Memory device | Hidenari Hachino, Nobumichi Okazaki | 2008-03-18 |
| RE40136 | Multilayer optical disk | Masahiko Kaneko, Nobuhiko Umezu, Ariyoshi Nakaoki | 2008-03-04 |
| 7336520 | Storage device and semiconductor apparatus | Hidenari Hachino, Nobumichi Okazaki | 2008-02-26 |
| 7307270 | Memory element and memory device | Akira Kouchiyama, Tetsuya Mizuguchi | 2007-12-11 |
| 7198700 | Thin film formation use sputtering target material, thin film formed using same, and optical recording medium | Takashi Ueno | 2007-04-03 |
| 7184295 | Memory device | Tomohito Tsushima, Akira Kouchiyama | 2007-02-27 |
| 7175962 | Resist material and nanofabrication method | Akira Kouchiyama | 2007-02-13 |
| 7167390 | Storage device with resistive memory cells enduring repetitive data writing | Minoru Ishida, Akira Kouchiyama | 2007-01-23 |
| 7145791 | Memory device having variable resistive memory element | Tomohito Tsushima, Akira Kouchiyama | 2006-12-05 |
| 7126152 | Storage device | Minoru Ishida, Akira Kouchiyama, Tomohito Tsushima | 2006-10-24 |
| 7092278 | Memory device | Minoru Ishida, Akira Kouchiyama, Tomohito Tsushima | 2006-08-15 |
| 7042751 | Method to produce data cell region and system region for semiconductor memory | — | 2006-05-09 |
| 7016234 | Storage device | Minoru Ishida, Akira Kouchiyama, Tomohito Tsushima | 2006-03-21 |
| 7009208 | Memory device and method of production and method of use of same and semiconductor device and method of production of same | Minoru Ishida, Akira Kouchiyama | 2006-03-07 |
| 6985428 | Optical recording medium, recording, and reproduction apparatus having multiple recording capacity features | Keiichi Tsutsui, Atsushi Fukumoto, Masayuki Arai | 2006-01-10 |
| 6985429 | Optical recording medium | Shintaro Tanaka, Naoki Okawa | 2006-01-10 |
| 6980508 | Optical recording medium, recording, and reproduction apparatus having multiple recording capacity features | Keiichi Tsutsui, Atsushi Fukumoto, Masayuki Arai | 2005-12-27 |
| 6972076 | Thin film formation use sputtering target material, thin film formed using same, and optical recording medium | Takashi Ueno | 2005-12-06 |
| 6909625 | Method to produce data cell region and system region for semiconductor memory | — | 2005-06-21 |
| 6885628 | Optical recording medium, recording, and reproduction apparatus having multiple recording capacity features | Keiichi Tsutsui, Atsushi Fukumoto, Masayuki Arai | 2005-04-26 |