Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7127729 | Magneto-optical head and magneto-optical disk drive | Tsuyoshi Matsumoto, Hiroyasu Yoshikawa, Nobuyuki Kanto, Tohru Fujimaki, Koichi Tezuka | 2006-10-24 |
| 6757221 | Optical head having object lens and patterned coil | Kazushi Uno, Shingo Hamaguchi, Kyoko Tadaki, Kiyoto Matsui, Nobuyuki Kanto | 2004-06-29 |
| 6717905 | Optical head and method of making the same | Nobuyuki Kanto | 2004-04-06 |
| 6704249 | Magnetic head having an irregular surface for heat dissipation | Hiroyasu Yoshikawa, Tsuyoshi Matsumoto, Tohru Fujimaki | 2004-03-09 |
| 6618330 | Magneto-optical head and method of making coil for the same | Tsuyoshi Matsumoto, Kazushi Uno | 2003-09-09 |
| 6341102 | Data writing/reading apparatus | Tadashi Sato, Haruhiko Izumi, Satoshi Shimokawa | 2002-01-22 |
| 6272079 | Optical head unit for optical disk apparatus having both focus control and track control function | Nobuyuki Kanto, Koichi Tezuka, Haruhiko Izumi, Satoshi Shimokawa, Shingo Hamaguchi +3 more | 2001-08-07 |
| 5959805 | Air-bearing electro-magnetic head slider | Katsuhide Sone, Tohru Iwamoto | 1999-09-28 |