Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10790914 | Acoustic communication method and acoustic communication system | Hiroshi Ochi, Yoshitaka Watanabe, Mitsuyasu Deguchi | 2020-09-29 |
| 10549936 | Stacking apparatus | Shoji Ito | 2020-02-04 |