Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813109 | Rotary magnetic head apparatus for performing reproduction operations using a plurality of reproduction heads without depending on the arrangement of the recording tracks | Toshio Shirai, Tomohiro Ikegami, Takehiko Saito | 2004-11-02 |
| 6801379 | Multi-magnetic recording head, and magnetic recording method and magnetic recording apparatus using the same | Yutaka Soda | 2004-10-05 |
| 6765738 | Magnetic reproducing apparatus and method for detecting a degree of wear of magnetic head element | Yoshiteru Kamatani | 2004-07-20 |
| 6704174 | Magnetic recording and playback device with ESD protection | Yutaka Soda, Nobuyuki Nagai, Katsuhiro Kasuga, Hiroshi Meguro | 2004-03-09 |
| 6687071 | Magnetic tape drive apparatus and magnetic head cleaning method | Nobuyuki Nagai | 2004-02-03 |