MM

Masahiko Matsumiya

Ngk Spark Plug Co.: 2 patents #703 of 1,594Top 45%
📍 Ebeye: #1,994 of 4,528 inventorsTop 45%
Overall (All Time): #2,164,914 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6995106 Dielectric ceramic material Takashi Oba, Akifumi Tosa, Kazuhisa Itakura 2006-02-07
6720280 Dielectric composition for high frequency resonators Katsuya Yamagiwa, Jun Otsuka, Takashi KASASHIMA, Manabu Sato, Kazuhisa Itakura +1 more 2004-04-13