JT

Jun-ichi Tokumoto

Ngk Spark Plug Co.: 3 patents #540 of 1,594Top 35%
Overall (All Time): #1,651,067 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5417836 Ion-selective electrode Chie MASUDA 1995-05-23
5334305 Reference electrode Kohji Okada, Minato Ando, Takashi Katoh 1994-08-02
5308468 Ion sensor Takashi Katoh 1994-05-03