YT

Yasuyuki Tsutatani

SK Showa Denko K.K.: 2 patents #639 of 1,736Top 40%
Overall (All Time): #2,039,884 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9214178 Magnetic recording medium fabrication method and apparatus Daisuke Shiomi 2015-12-15
9196285 Magnetic recording medium fabrication method and apparatus Daisuke Shiomi, Satoru Ueno 2015-11-24