Han-jun Sung
58Patents
7h-index
56Co-inventors
75Inventor score
Filing activity: Feb 21, 1997 → Sep 10, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5998775A | Microwave oven having a cooking chamber reflecting microwaves at varying angles | Electricity | 35 | Expired |
| US6664523B1 | Microwave oven capable of preventing overcurrent of a microswitch for controlling a DC power source | Electricity | 16 | Expired |
| US10398260B2 | Oven and control method thereof | Mechanical Engineering; Lighting; Heating | 10 | Active |
| US7263987B2 | Grill cooker with air cooling unit and multipurpose cooking apparatus having the same | Human Necessities | 9 | Expired |
| US7326891B2 | Steam generation apparatus using induction heating and oven including the same | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US10794599B2 | Cooking oven with mounted camera | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US6081082A | Rotatable inverter | Electricity | 7 | Expired |
| US9388990B2 | Metal panel, manufacturing method thereof and cooking device using the metal panel | Emerging Cross-Sectional Technologies | 6 | Active |
| US10914473B2 | Oven | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US8430089B2 | Heating cooker with hinged door | Fixed Constructions | 6 | Active |
| US5824999A | Microwave leakage-preventing device for a microwave oven | Electricity | 6 | Expired |
| US7227106B2 | Modular grill cooker and multipurpose cooking apparatus having the same | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6845706B2 | Bread maker with bar code scanner | Performing Operations; Transporting | 5 | Expired |
| US6153869A | AC/DC type microwave oven | Electricity | 4 | Expired |
| US6252214A | Microwave oven with tray restraint | Electricity | 4 | Expired |
| US6153870A | AC/DC type microwave oven | Electricity | 4 | Expired |
| US6310405A | Non-directional frequency generator spark prevention apparatus | Electricity | 4 | Expired |
| US7282673B2 | Cooking apparatus | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6313450A | Microwave oven capable of supplying AC power | Electricity | 3 | Expired |
| US6852959B1 | Driving circuit of DC microwave oven and method of controlling the same | Electricity | 3 | Expired |
| US6222169A | Surge-resistant magnetron circuit for use with DC power source | Electricity | 3 | Expired |
| US6392212B1 | Microwave oven | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6848234B2 | Sealing machine | Performing Operations; Transporting | 2 | Expired |
| US6521875B1 | Microwave oven having a conducting member for controlling the supply of electrical power | Electricity | 2 | Expired |
| US10537220B2 | Cyclone dust collector and vacuum cleaner having the same | Performing Operations; Transporting | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.