Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10142601 | Information presentation device | Hiromasa Oku, Alvaro Cassinelli, Masatoshi Ishikawa | 2018-11-27 |
| 5789090 | Metallic thin-film magnetic recording media | Yoshinobu Okumura, Tadashi Akita, Makoto Maeda | 1998-08-04 |