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Patent applications and USPTO patent grants for Han; Suk-Jin.The latest application filed is for "vacuum cleaner and control method thereof".
Patent | Date |
---|---|
Vacuum cleaner and control method thereof Grant 5,841,259 - Kim , et al. November 24, 1 | 1998-11-24 |
Power supply apparatus for automatic vacuum cleaner Grant 5,682,640 - Han November 4, 1 | 1997-11-04 |
Apparatus for rotating a turntable of a microwave oven and vertically adjusting the turntable by a single motor Grant 5,672,291 - Han September 30, 1 | 1997-09-30 |
Charge induction apparatus of robot cleaner and method thereof Grant 5,646,494 - Han July 8, 1 | 1997-07-08 |
Methods and apparatus for maintaining a constant tension on an electrical cord of a robot Grant 5,498,940 - Kim , et al. March 12, 1 | 1996-03-12 |
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