TS

Tatsuo Saka

Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
Overall (All Time): #1,674,389 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4787410 Gas shut-off system Hiroshi Fujieda, Takashi Uno 1988-11-29
4351999 Heating apparatus provided with a voice synthesizing circuit Shunichi Nagamoto, Masao Ito, Tetsu Kobayashi 1982-09-28
4317975 Induction heating apparatus with means for detecting zero crossing point of high-frequency oscillation to determine triggering time Takumi Mizukawa, Keizo Amagami, Mitsuyuki Kiuchi, Hirokazu Yoshida 1982-03-02