KT

Kei Tsukada

Nichia: 1 patents #1,005 of 1,531Top 70%
Overall (All Time): #2,458,381 of 4,157,543Top 60%
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Patent #TitleCo-InventorsDate
12415898 Porous body Hikari Sasaki, Kazutaka Murayama, Keiji Tsukahara, Kazuki Soeda, Hironari Fujiki 2025-09-16