Issued Patents All Time
Showing 26–50 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479131 | Magnetic recording medium | Koji Naoe, Masahiko Mori | 2002-11-12 |
| 6475598 | Magnetic recording medium | Koji Naoe, Masahiko Mori | 2002-11-05 |
| 6428884 | Magnetic recording medium | Koji Naoe | 2002-08-06 |
| 6383605 | Magnetic recording medium | — | 2002-05-07 |
| 6372325 | Magnetic recording medium | Koji Naoe, Masatoshi Takahashi | 2002-04-16 |
| 6210775 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 2001-04-03 |
| 6203934 | Magnetic recording medium | Koji Naoe, Naoto Abe | 2001-03-20 |
| 6143403 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 2000-11-07 |
| 6074724 | Magnetic recording medium | Hiroo Inaba, Masaki Suzuki, Koji Naoe, Yuichiro Murayama, Hiroaki Takano | 2000-06-13 |
| 6025082 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 2000-02-15 |
| 6020022 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 2000-02-01 |
| 6015602 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 2000-01-18 |
| 5985408 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 1999-11-16 |
| 5955189 | Magnetic recording medium | Koji Naoe | 1999-09-21 |
| 5904979 | Magnetic recording system | Yutaka Kakuishi, Kenichi Masuyama | 1999-05-18 |
| 5851622 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 1998-12-22 |
| 5827600 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 1998-10-27 |
| 5811172 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 1998-09-22 |
| 5811166 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 1998-09-22 |
| 5795646 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 1998-08-18 |
| 5792543 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 1998-08-11 |
| 5780141 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 1998-07-14 |
| 5763046 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 1998-06-09 |
| 5756148 | Magnetic recording medium | Hiroo Inaba, Shinji Saito, Satoru Hayakawa | 1998-05-26 |
| 5718964 | Magnetic recording medium | Koji Naoe, Hiroaki Takano | 1998-02-17 |