Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492915 | Method for recording information, method for reproducing information, and information recording apparatus | Takeshi Maeda, Hiroyuki Minemura | 2002-12-10 |
| 6400523 | Method and apparatus for recording and reproducing disk-type recording medium with dual head including reading head and writing head having offset cores | Hitoshi Ogawa, Motoyasu Tsunoda, Tsuneo Hirose, Akira Kojima, Eisaku Saiki +4 more | 2002-06-04 |