Inventor

AMAGAMI KEIZO

17 patents

Patents

17 patents

US4490596ADec 25, 1984

Induction cooking apparatus having cooling arrangement therefor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD72 citations96

US3989916ANov 2, 1976

Induction heating appliance for a cooking utensil

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD64 citations95

US4447691AMay 8, 1984

Circuit for detecting a utensil load placed asymmetrically relative to an induction heating coil

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations92

US4446350AMay 1, 1984

Induction heating cooking apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD40 citations92

US4145592AMar 20, 1979

Induction heating apparatus with means for detecting zero crossing point of high-frequency oscillation to determine triggering time

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations92

US4074101AFeb 14, 1978

Induction heating apparatus using a pair of inversely parallel connected gate-controlled switching devices

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD51 citations92

US4016392AApr 5, 1977

Pan detector for induction heating apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD39 citations92

US4114009ASep 12, 1978

Switching and heat control mechanism for induction heating cooking apparatus having a plurality of work coils

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD41 citations89

US4092510AMay 30, 1978

Multiple-load induction heating cooking apparatus with means for eliminating interference between two or more commutation circuits

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations82

US3978307AAug 31, 1976

Induction heating apparatus with protective circuit arrangement

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations82

US4317975AMar 2, 1982

Induction heating apparatus with means for detecting zero crossing point of high-frequency oscillation to determine triggering time

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations81

US4002875AJan 11, 1977

High frequency heating apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations81

US3993885ANov 23, 1976

Pan detector for an induction heating apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations81

US4147910AApr 3, 1979

Power adjustment with variable frequency and duty-cycle control for induction heating apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations74

US4016390AApr 5, 1977

Induction heating apparatus with protective circuit arrangement

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74

US4055740AOct 25, 1977

Induction heating apparatus using a saturable reactor for power control purposes

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations72

US4129767ADec 12, 1978

Induction heating apparatus having timing means responsive to temporary removal of cooking implement

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations71