TS

Toshifumi Sekiya

Ngk Spark Plug Co.: 5 patents #370 of 1,594Top 25%
Overall (All Time): #1,063,007 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4825683 Apparatus for evaluating an oxygen sensor Akio Takami, Ken Minoha, Mineji Nasu, Toshitaka Matsuura, Akio Mizutani +1 more 1989-05-02
4620437 Gas sensor Akio Takami, Toshitaka Matsuura, Yoshiaki Kuroki 1986-11-04
4532179 Metal-ceramic bonded material Akio Takami, Toshitaka Matsuura, Kazutoshi Tanaka 1985-07-30
4417228 Gas component detector Akio Takami, Tsutomu Saito, Kazutoshi Tanaka 1983-11-22
4415877 Gas sensing element Akio Takami, Tsutomu Saito, Hideki Kudo 1983-11-15