IS

Ikuo Suyama

DL Denka Company Limited: 1 patents #223 of 434Top 55%
Overall (All Time): #1,888,947 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11133445 Resin composition for circuit board, and metal-base circuit board in which same is used Taiki Nishi, Katsunori Yashima, Yuki KIMOTO, Katsumichi Kogure 2021-09-28
5157374 Alarm buzzer and accessory 1992-10-20