Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4784913 | Magnetic recording medium | Katsuya Nakamura, Makoto Yamamoto | 1988-11-15 |
| 4748084 | Magnetic recording medium | Kotaro Hata | 1988-05-31 |
| 4707410 | Magnetic recording media | Kotaro Hata | 1987-11-17 |
| 4600521 | Electron-beam reactive magnetic coating composition for magnetic recording media | Kotaro Hata, Makoto Yamamoto | 1986-07-15 |
| 4184857 | Stripping column and process for removal of volatile matter | Takashi Iijima, Taizan Suzuki, Yusuke Murayama, Shinji Ueno | 1980-01-22 |