Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6947236 | Magnetic signal recording method and magnetic recording-reproduction apparatus | Masaki Hamamoto, Hiroyuki Katayama, Kunio Kojima, Junichi Sato, Kazuhisa Takayama | 2005-09-20 |