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Ryotaro Tawara

Ngk Spark Plug Co.: 1 patents #50 of 157Top 35%
Overall (2011): #175,791 of 364,097Top 50%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8040024 Piezoceramic material, piezoelectric element and non-resonance knock sensor Masato Yamazaki, Hideaki Hiramitsu, Manabu Horiguchi, Yukihiro Hamaguchi, Katsuya Yamagiwa +3 more 2011-10-18