Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D911155 | Bracket for automobile speaker | Hayami Kondo, Shun Shirahata, Hiroyuki Dohi, Masato Tsuruya | 2021-02-23 |
RI
Ryu Ito
Overall (2021): #278,316 of 548,734Top 55%
1
Patents 2021