Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9978004 | Information recording medium, information recording method, and information reproduction method | Takao Watanabe, Shigeki Mori, Koichi Watanabe | 2018-05-22 |
| 9869788 | Seismic detector | Toru Ikegami, Takashi Yoshikawa | 2018-01-16 |