Issued Patents All Time
Showing 1–25 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7457079 | Magnetic head with rectangular-shaped planar spiral coil and leading core width smaller than trailing core width | Kazushi Ogawa, Teiichi Miyauchi | 2008-11-25 |
| 7372655 | Information-processing apparatus, information-processing method, programs and recording mediums | Ryoki Honjo, Takeshi Ichimura, Katsuya Arai, Katsuaki Ikema | 2008-05-13 |
| 7323260 | Lubricant, recording medium and carboxylic acid compound | Ken Kobayashi, Tomoe Sato, Yutaka Iwamoto, Seiichi Onodera, Takahiro Kawana | 2008-01-29 |
| 7324303 | Magnetic recording/reproducing head with head elements displaced in both head width and lamination directions | Yutaka Soda | 2008-01-29 |
| 7292412 | Rotary head drum apparatus including a rotary drum having a head and a switch for selecting the head and magnetic recording and/or reproducing apparatus using the same | Kyoko Suzuki | 2007-11-06 |
| 7239466 | Magnetic head device and magnetic recording device | — | 2007-07-03 |
| 7161760 | Reproducing apparatus and reproducing method for reproducing data by scanning slant tracks using a plurality of reproducing heads | Shinichi Fukuda | 2007-01-09 |
| 7082015 | Rotary drum and magnetic reproducing apparatus or magnetic recording and reproducing apparatus using the same | Toshio Shirai | 2006-07-25 |
| 7075752 | Magnetic head apparatus, magnetic reproducing method, and magnetic reproducing apparatus in linear tape system | — | 2006-07-11 |
| 7057845 | Reproducing apparatus and reproducing method for reproducing data by scanning slant tracks using a plurality of reproducing heads | Shinichi Fukuda | 2006-06-06 |
| 7050265 | Negative pressure type rotary head drum unit and magnetic tape drive using the same | Masayuki Kondo | 2006-05-23 |
| 7002777 | Tape drive head with lower core layer side inclined at angle equal to or greater than azimuth angle and aligned with upper core layer edge | Kazushi Ogawa, Teiichi Miyauchi | 2006-02-21 |
| 6970325 | Magnetic head apparatus, magnetic reproducing method, and magnetic reproducing apparatus in linear tape system | — | 2005-11-29 |
| 6922298 | Magnetic tape recording apparatus for recording tracks having same track pitch | — | 2005-07-26 |
| 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 |
| 6657807 | Magnetic recording/playback apparatus and method | — | 2003-12-02 |
| 6567243 | Recording and reproducing apparatus and recording and reproducing method | Nobuyuki Nagai | 2003-05-20 |
| 6563664 | Magnetic signal recording and reproducing apparatus and magnetic signal recording and reproducing method | — | 2003-05-13 |
| 6549356 | Rotary drum and magnetic tape recording/reproducing apparatus using the same | Toshio Shirai | 2003-04-15 |
| 6522506 | Apparatus and method for variably projecting a magnetic head element in a magnetic head unit | — | 2003-02-18 |
| 6515836 | Magneto-resistive effect type magnetic head and magnetic tape apparatus | Shinichi Fukuda, Toshio Shirai | 2003-02-04 |