Keizo Amagami
17Patents
13h-index
17Co-inventors
67Inventor score
Filing activity: Aug 30, 1974 → Aug 5, 1982
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4490596A | Induction cooking apparatus having cooling arrangement therefor | Electricity | 38 | Expired |
| US3989916A | Induction heating appliance for a cooking utensil | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4074101A | Induction heating apparatus using a pair of inversely parallel connected gate-controlled switching devices | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4016392A | Pan detector for induction heating apparatus | Electricity | 28 | Expired |
| US4446350A | Induction heating cooking apparatus | Electricity | 27 | Expired |
| US4114009A | Switching and heat control mechanism for induction heating cooking apparatus having a plurality of work coils | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4145592A | Induction heating apparatus with means for detecting zero crossing point of high-frequency oscillation to determine triggering time | Electricity | 25 | Expired |
| US4002875A | High frequency heating apparatus | Electricity | 22 | Expired |
| US3978307A | Induction heating apparatus with protective circuit arrangement | Electricity | 18 | Expired |
| US4447691A | Circuit for detecting a utensil load placed asymmetrically relative to an induction heating coil | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4317975A | Induction heating apparatus with means for detecting zero crossing point of high-frequency oscillation to determine triggering time | Electricity | 16 | Expired |
| US4129767A | Induction heating apparatus having timing means responsive to temporary removal of cooking implement | Electricity | 14 | Expired |
| US3993885A | Pan detector for an induction heating apparatus | Electricity | 13 | Expired |
| US4092510A | Multiple-load induction heating cooking apparatus with means for eliminating interference between two or more commutation circuits | Electricity | 12 | Expired |
| US4055740A | Induction heating apparatus using a saturable reactor for power control purposes | Electricity | 11 | Expired |
| US4147910A | Power adjustment with variable frequency and duty-cycle control for induction heating apparatus | Physics | 10 | Expired |
| US4016390A | Induction heating apparatus with protective circuit arrangement | Electricity | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.