HK

Hiroki Kishiku

PC Polymatech Co.: 1 patents #43 of 84Top 55%
Overall (All Time): #3,124,258 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8827528 Key sheet, lightproof light guiding sheet, pushbutton switch, and method of manufacturing key sheet Yasunori Takeda 2014-09-09