YI

Yuki Izuoka

Ngk Spark Plug Co.: 3 patents #540 of 1,594Top 35%
Overall (All Time): #1,668,599 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4973877 Low-voltage type igniter plug having semi-conductor structure for use in jet and other internal combustion engines Takahiro Suzuki, Noboru Aoki, Shuzo Matsumura 1990-11-27
4954743 Igniter plug structure having semicircular grooves Takahiro Suzuki, Noboru Aoki 1990-09-04
4951173 Creeping discharge type igniter plug Takahiro Suzuki, Noboru Aoki 1990-08-21