Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491802 | Magnetic film forming system | Yasushi Ishikawa, Hiroo Ohkawa, Keiji Arimatsu, Takashi Hagiya, Hirosuke Yamaguchi | 2002-12-10 |
| RE37785 | Recording/reproducing separation type magnetic head | Yukio Sasada, Tadashi Imanaka, Hiroaki Koyanagi | 2002-07-09 |