Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667854 | Magnetic head having head element protected from electrostatic damage, and production method therefor | Sadao Kawata, Masaharu Yokoyama | 2003-12-23 |
| 6638670 | Exposure mask and exposure method using the same | Jun Iwasaki, Masaki Ikegami, Masami Kobayashi, Masaharu Yokoyama | 2003-10-28 |
| 6525532 | Magnetic device | Ryoichi Nakatani, Nobuyuki Inaba | 2003-02-25 |