TS

Tatsuo Saka

Sumitomo Electric Industries: 2 patents #54 of 557Top 10%
Overall (1982): #7,321 of 81,411Top 9%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
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