Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12051454 | Magnetic recording medium, magnetic tape cartridge, and magnetic recording and reproducing device | — | 2024-07-30 |
| 10614834 | Magnetic tape | Toshio Tada | 2020-04-07 |
| 8998495 | Sliding bearing | Kazuo Hirose, Seiichi Takada, Ikuma Fujitsuka | 2015-04-07 |
| 7663827 | Method of initializing perpendicular magnetic recording medium, perpendicular magnetic recording medium and magnetic recording apparatus | Satoshi Wakamatsu, Makoto Nagao, Toshihide Ishioka | 2010-02-16 |
| 6905248 | Electroconductive grease-filled bearing | Chikara Katagiri, Kenichiro Naito, Hidenori Wakamatsu, Yasumichi Kido, You Doi +1 more | 2005-06-14 |
| 6673750 | Lubricating composition | Masakazu Hirata, Hidenobu Mikami, Toshiyuki Mizutani, Seiichi Takada, Masaaki Honda +2 more | 2004-01-06 |