TY

Takumi Yamaoka

SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
📍 Chino, JP: #195 of 297 inventorsTop 70%
Overall (All Time): #1,874,208 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10971673 Piezoelectric element, piezoelectric device, ultrasonic probe and electronic apparatus Koji Ohashi, Takahiro Kamijo, Katsuhiro Imai, Chikara KOJIMA 2021-04-06
9138997 Method for manufacturing liquid ejecting head Motoki Takabe, Takahiro Kamijo 2015-09-22