TK

Takao Kojima

Ngk Spark Plug Co.: 5 patents #2 of 76Top 3%
Overall (1994): #2,510 of 165,921Top 2%
5
Patents 1994

Issued Patents 1994

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5332991 Resistor type physical quantity sensor having migration inhibiting pattern Yoshiyuki Ohtake, Satoshi Sugaya 1994-07-26
5326597 Method of producing oxygen sensor for air-fuel ratio control having a protective layer including oxygen storage material Toshiki Sawada, Masaru Yamano, Kazuo Taguchi, Hiroyuki Ishiguro, Masahiko Yamada 1994-07-05
5323643 Device for detecting change in internal pressure of cylinder Yoshiaki Matsubara, Mitsuru Kondo 1994-06-28
5316738 Exhaust gas converter device Ken Minoha, Masaru Yamano 1994-05-31
5313849 Device for temporarily holding pressure sensor in place within spark plug attaching hole of cylinder head Shigeru Miyata, Yoshiaki Matsubara 1994-05-24