YH

Yukihiro Hamaguchi

Ngk Spark Plug Co.: 1 patents #50 of 157Top 35%
📍 Somalomo, CM: #50 of 131 inventorsTop 40%
Overall (2011): #120,426 of 364,097Top 35%
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, Katsuya Yamagiwa, Takeshi Mitsuoka +3 more 2011-10-18