TY

Takaya Yoshikawa

Ngk Spark Plug Co.: 30 patents #31 of 1,594Top 2%
📍 Kasugai, JP: #11 of 97 inventorsTop 15%
Overall (All Time): #124,889 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
5881607 Ceramic-metal composite assembly Masaya Ito, Seiji Mori 1999-03-16
5585163 Ceramic-metal composite assembly Hiroki Nakajima, Masaya Ito, Noboru Ishida 1996-12-17
5264295 Combined body of ceramics and metal Noboru Ishida 1993-11-23
5174733 Supercharger Noboru Ishida 1992-12-29
5129784 Ceramic rotor and metal shaft assembly Noboru Ishida 1992-07-14