Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5309415 | Information recording method for overwriting a magneto-optic recording medium with two intensities of light beams | Koichi Takeuchi, Osamu Ito, Kyosuke Yoshimoto, Kunimaro Tanaka, Isao Watanabe +6 more | 1994-05-03 |