ET

Etsuro TSUTSUMI

TC Toyo Kohan Co.: 2 patents #4 of 36Top 15%
Overall (2023): #157,867 of 537,848Top 30%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11760063 Roughened nickel-plated sheet Shinichirou HORIE, Toshifumi KOYANAGI, Koh Yoshioka 2023-09-19
11732376 Roughened plated sheet Hiroki YANAGA, Shinichirou HORIE, Masashi Ichishima, Toshifumi KOYANAGI, Koh Yoshioka 2023-08-22