| 1 | Ultrasonic Transducer | No. 0346492 | 1999-05-03 | 2002-07-16 | Patent
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| 2 | Piping Ultrasonic Generator | No. 0465059 | 2002-08-05 | 2005-01-14 | Patent
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| 3 | Ultrasonic Cleaning Device and Method through transducer | No. 10-1033815 | 2008-08-01 | 2011-05-02 | Patent
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| 4 | Ultrasonic Cleaning Device | No. 10-1045963 | 2009-06-05 | 2011-06-27 | Patent
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| 5 | Solar wafer cleaning device and method through semi-coarse spray | No. 10-1238923 | 2011-05-11 | 2013-02-25 | Patent
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| 6 | Ultrasonic Cleaning Device for Facial Panel | No. 10-1336996 | 2012-02-29 | 2013-11-28 | Patent
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| 7 | Dry Cleaning module and relative equipment using high frequency vibration jet | No. 10-1383764 | 2012-10-25 | 2014-04-03 | Patent
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| 8 | Setting Method of cleaning device to generate high frequency | No. 10-1401317 | 2012-05-30 | 2014-05-23 | Patent
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| 9 | Stripping Device for Photo Registry | No. 10-1358914 | 2012-02-20 | 2014-01-28 | Patent
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| 10 | Dryer for hot DI water | No. 10-1392820 | 2013-04-23 | 2014-04-30 | Patent
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| 11 | Ultrasonic Cleaning Device for Facial Panel | No. 10-1599250 | 2014-03-19 | 2016-02-25 | Patent
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| 12 | Ultrasonic Cleaning Machine | No. 10-1662287 | 2014-12-04 | 2016-09-27 | Patent
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| 13 | Ultrasonic Cleaning Machine | No. 0301711 | 2002-10-12 | 2003-01-08 | Model Utility Patent
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| 14 | Transducer structure for ultrasonic cleaning | No. 0409300 | 2005-11-09 | 2006-02-14 | Model Utility Patent
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| 15 | Transducer of ultrasonic cleaning machine | No. 20-0442714 | 2007-08-21 | 2008-11-27 | Model Utility Patent
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| 16 | Ultrasonic generator with plate sheet transducer | No. 20-0454412 | 2008-11-14 | 2011-06-27 | Model Utility Patent
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| 17 | Transducer of Ultrasonic cleaning | No. 30-0421707 | 2005-11-17 | 2006-07-31 | Design
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| 18 | Ultrasonic Cleaning Device | No. 30-0821866 | 2014-12-16 | 2015-10-21 | Design
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| 19 | Ultrasonic Cleaning Machine | No. 30-0881852 | 2016-05-02 | 2016-11-14 | Design |
