Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9390743 | Tape recording medium, information recording/reproducing device, and method of manufacturing tape recording medium | Takeshi Morita | 2016-07-12 |
| 9280997 | Tape recording medium having both optical and magnetic recording layers | Takeshi Morita | 2016-03-08 |
| 8897112 | Information recording/reproduction device, cleaning tape, and optical pickup cleaning method | — | 2014-11-25 |
| 8767325 | Data recording method, data recording apparatus, and recording medium | — | 2014-07-01 |
| 7304822 | Magnetic head with multilayer film including metal magnetic films and non-magnetic films and magnetic recording/reproducing device | Koichi Osano, Shunsaku Muraoka, Noboru Itoh, Syouzou NINOMIYA, Kenji Hasegawa | 2007-12-04 |
| 6735047 | Magnetic head and magnetic recording/reproducing apparatus | Kenji Hasegawa, Shunsaku Muraoka, Koichi Osano, Ken Takahashi | 2004-05-11 |
| 5943195 | Magnetic head apparatus and magnetic recording apparatus using thereof | Norimoto Nouchi | 1999-08-24 |
| 5676768 | Magnetic head and method of making same | Shunsaku Muraoka, Yasuhiro Nakatani | 1997-10-14 |
| 5604045 | Magnetic head | Shunsaku Muraoka, Yasuhiro Nakatani | 1997-02-18 |