Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10789934 | Active noise reduction device and active noise reduction method | Masafumi Tao | 2020-09-29 |
| 10660425 | Makeup assistance device, makeup assistance method, and makeup assistance program | Rieko Asai, Aoi Muta, Chie Nishi, Kaori Ajiki | 2020-05-26 |
| 10549688 | Fake engine sound control device and fake engine sound control method | Masafumi Tao | 2020-02-04 |