Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7187644 | Optical recording substrate, optical recording medium, and manufacturing method thereof | Kazutomi Suzuki, Kiyoto Takizawa, Suinobu Kubota | 2007-03-06 |
| 6445675 | Phase change optical recording medium and process for manufacturing same | Atsushi Ebina, Toru Horiguchi | 2002-09-03 |
| 6251492 | Optical recording medium | — | 2001-06-26 |
| 6141315 | Phase change optical recording medium containing oxygen and process for manufacturing the same | Atsushi Ebina, Toru Horiguchi | 2000-10-31 |
| 5093174 | Optical recording medium | Kazutomi Suzuki, Kiyoshi Chiba, Tadanori Nakatani, Kimio Kinoshita | 1992-03-03 |
| 4865916 | Magnetic recording medium method for producing the same, and method for recording and reproduction using the same and magnetic head | Michio Yamaura, Toshiaki Yatabe, Hiroshi Matsuzawa | 1989-09-12 |
| 4842708 | Perpendicular magnetic recording medium, method for producing the same, and sputtering device | Sadao Kadokura, Kazuhiko Honjo, Masahiko Naoe | 1989-06-27 |
| 4666788 | Perpendicular magnetic recording medium, method for producing the same, and sputtering device | Sadao Kadokura, Kazuhiko Honjo, Masahiko Naoe | 1987-05-19 |
| 4576700 | Perpendicular magnetic recording medium method for producing the same, and sputtering device | Sadao Kadokura, Kazuhiko Honjo, Masahiko Naoe | 1986-03-18 |
| 4507364 | Perpendicular magnetic recording medium | Sadao Kadokura, Masahiko Naoe | 1985-03-26 |
| 4505966 | Magnetic recording medium | Tomio Adachi, Shigeru Shiozaki | 1985-03-19 |
| 4407894 | Method for producing a perpendicular magnetic recording medium | Sadao Kadokura, Masahiko Naoe | 1983-10-04 |