Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7443626 | Patterned disk medium for vertical magnetic recording, and magnetic disk drive with the medium | Yoichiro Tanaka, Akira Kikitsu | 2008-10-28 |
| 7388725 | Magnetic recording media, method of manufacturing the same and magnetic recording apparatus | Masatoshi Sakurai, Takeshi Okino | 2008-06-17 |
| 7355810 | Disk drive having a disk medium with discrete track | — | 2008-04-08 |
| 7345838 | Magnetic recording media and magnetic recording and reproducing apparatus | Masatoshi Sakurai, Akira Kikitsu | 2008-03-18 |
| 7312946 | Method and apparatus for servo control in a disk drive | Masahide Yatsu | 2007-12-25 |
| 7298576 | Magnetic recording medium and magnetic recording/reproducing apparatus | Hideo Sado | 2007-11-20 |
| 7298577 | Magnetic recording medium and magnetic recording/reproducing apparatus | Hideo Sado | 2007-11-20 |
| 7298578 | Magnetic recording medium and magnetic recording/reproducing apparatus | Hideo Sado | 2007-11-20 |
| 7298579 | Magnetic recording medium and magnetic recording/reproducing apparatus | Hideo Sado | 2007-11-20 |
| 7298580 | Magnetic recording medium and magnetic recording/reproducing apparatus | Hideo Sado | 2007-11-20 |
| 7298581 | Magnetic recording medium and magnetic recording/reproducing apparatus | Hideo Sado | 2007-11-20 |
| 7298582 | Magnetic recording medium and magnetic recording/reproducing apparatus | Hideo Sado | 2007-11-20 |
| 7262931 | Disk drive using magnetic disk medium of discrete track recording | Hiroaki Nakamura | 2007-08-28 |
| 7262932 | Magnetic recording medium and magnetic recording/reproducing apparatus | Hideo Sado | 2007-08-28 |
| 7106549 | Magnetic recording and reproducing apparatus and magnetic recording medium | — | 2006-09-12 |
| 6661751 | Track-following method in optical disc apparatus and optical disc apparatus adopting this method | — | 2003-12-09 |
| 6633531 | Optical disk drive | Mastoshi Hirono, Masayuki Sekimura, Yoriyuki Ishibashi, Takao Ohmi, Yasuo Motegi +1 more | 2003-10-14 |
| 6576689 | Water based coating composition | Sumio Noda, Reijiro Nishida, Masaki Murase | 2003-06-10 |
| 5021969 | Manipulator operating apparatus | Ryo Okamura, Shinichiro Nishida | 1991-06-04 |