Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11178488 | Acoustic device | Ryutaro Watanabe, Toru Nakagawa, Tetsunori Itabashi, Shigetoshi Hayashi, Toru Chinen +1 more | 2021-11-16 |
SK
Satoko Kitagawa
Overall (All Time): #2,761,653 of 4,157,543Top 70%
1
Patents All Time