Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 11159875 | Audio output apparatus | Taku Yaegashi, Sai Karasawa | 2021-10-26 | $1,524,000 |
| D922348 | Earphone | — | 2021-06-15 | |
| D918177 | Earphone | — | 2021-05-04 |
MK
Mayu Kosaka — 3 Patents in 2021
Overall (2021): #72,062 of 548,734Top 15%
3
Patents 2021