TK

Takakazu KOYAMA

NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%
Overall (All Time): #2,586,009 of 4,157,543Top 65%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11662293 Inspection method for pillar-shaped honeycomb filter Yoshihiro Sato, Yuji Watanabe, Yutaka Ishii, Takaaki Kanemitsu, Makoto Murai +5 more 2023-05-30