Issued Patents All Time
Showing 51–65 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7948789 | Resistance variable element, nonvolatile switching element, and resistance variable memory apparatus | Koichi Osano, Satoru Fujii | 2011-05-24 |
| 7855910 | Electric element, memory device, and semiconductor integrated circuit | Satoru Mitani, Koichi Osano, Kumio Nago | 2010-12-21 |
| 7826247 | Method for initializing resistance-variable material, memory device containing a resistance-variable material, and method for initializing nonvolatile memory circuit including variable resistor | Koichi Osano, Ken Takahashi, Masafumi Shimotashiro | 2010-11-02 |
| 7786548 | Electric element, memory device, and semiconductor integrated circuit | Koichi Osano, Satoru Mitani, Kumio Nago | 2010-08-31 |
| 7787280 | Electric element, memory device, and semiconductor integrated circuit | Satoru Mitani, Koichi Osano, Kumio Nago | 2010-08-31 |
| 7714311 | Memory device, memory circuit and semiconductor integrated circuit having variable resistance | Koichi Osano, Ken Takahashi, Masafumi Shimotashiro | 2010-05-11 |
| 7577022 | Electric element, memory device, and semiconductor integrated circuit formed using a state-variable material whose resistance value varies according to an applied pulse voltage | Koichi Osano, Satoru Mitani, Hiroshi Seki | 2009-08-18 |
| 7525832 | Memory device and semiconductor integrated circuit | Koichi Osano, Satoru Mitani, Hiroshi Seki | 2009-04-28 |
| 7463506 | Memory device, memory circuit and semiconductor integrated circuit having variable resistance | Koichi Osano, Ken Takahashi, Masafumi Shimotashiro | 2008-12-09 |
| 7369431 | Method for initializing resistance-variable material, memory device containing a resistance-variable material, and method for initializing nonvolatile memory circuit including variable resistor | Koichi Osano, Ken Takahashi, Masafumi Shimotashiro | 2008-05-06 |
| 7304822 | Magnetic head with multilayer film including metal magnetic films and non-magnetic films and magnetic recording/reproducing device | Koichi Osano, Akinaga Natsui, Noboru Itoh, Syouzou NINOMIYA, Kenji Hasegawa | 2007-12-04 |
| 6735047 | Magnetic head and magnetic recording/reproducing apparatus | Kenji Hasegawa, Akinaga Natsui, Koichi Osano, Ken Takahashi | 2004-05-11 |
| 5676768 | Magnetic head and method of making same | Akinaga Natsui, Yasuhiro Nakatani | 1997-10-14 |
| 5604045 | Magnetic head | Akinaga Natsui, Yasuhiro Nakatani | 1997-02-18 |
| 5208971 | Process of manufacturing a magnetic head | Eisuke Sawai, Etsuko Suzuki | 1993-05-11 |