Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9407983 | Microphone device | Kunihiro Kumagai, Yasuo SHIOZAWA, Shuichi Esaki, Hirofumi Onitsuka, Kiyohiko Goto | 2016-08-02 |
YT
Yoshiaki Tsutsui
Overall (All Time): #3,011,737 of 4,157,543Top 75%
1
Patents All Time