Issued Patents 2011
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8081559 | Recording and reproducing apparatus and recording medium | Masao Fujita, Kenji Tanaka, Shinji Kawakami | 2011-12-20 |
| 8068308 | Servo signal recording apparatus, information recording apparatus, and tracking servo method | Masao Fujita, Shinji Kawakami, Toshio Kawakita | 2011-11-29 |
| 8035929 | Magnetic head assembly and magnetic tape driving apparatus | Toshio Kawakita, Shinji Kawakami | 2011-10-11 |
| 8027115 | Data recording apparatus for recording a data signal onto a magnetic recording medium and data recording system using the data recording apparatus | Masao Fujita, Kenji Tanaka | 2011-09-27 |
| 7983007 | Magnetic tape apparatus | Kenji Tanaka | 2011-07-19 |
| 7981310 | Method for preparing magnetic paint and magnetic recording medium comprising the same | Kazuhiko Nakiri, Hiroyuki Mitsuhashi | 2011-07-19 |
| 7969680 | Magnetic tape on which a servo pattern is formed | Kenji Tanaka, Kenichiro Yoshida | 2011-06-28 |
| 7961423 | Information recording apparatus | Kenji Tanaka, Kenichiro Yoshida | 2011-06-14 |
| 7871717 | Optical film and method for producing the same | Tomoki Inakura, Noriaki Otani | 2011-01-18 |
| 7869154 | Magnetic tape driving apparatus | Yoshiaki Kudo | 2011-01-11 |