Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9610617 | Megasonic multifrequency apparatus with matched transducer | — | 2017-04-04 |
| 9388363 | Ultrasonic and megasonic method for extracting palm oil | Lim Teong Kheng | 2016-07-12 |
| 9159311 | Unrestricted mounting of ultrasonic transducers | — | 2015-10-13 |
| 9108232 | Megasonic multifrequency apparatus with matched transducers and mounting plate | — | 2015-08-18 |
| 8936032 | Ultrasonic air blanket reflector | — | 2015-01-20 |
| 8748642 | Ultrasonic and megasonic method for extracting palm oil | Lim Teong Kheng | 2014-06-10 |
| 8310131 | Megasonic processing apparatus with frequency sweeping of thickness mode transducers | — | 2012-11-13 |
| 7598654 | Megasonic processing apparatus with frequency sweeping of thickness mode transducers | — | 2009-10-06 |
| 7495371 | Cleaning tank with sleeved ultrasonic transducer | — | 2009-02-24 |
| 7247977 | Ultrasonic processing method and apparatus with multiple frequency transducers | — | 2007-07-24 |
| 6924585 | Sleeved ultrasonic transducer | — | 2005-08-02 |
| 6653760 | Ultrasonic transducer using third harmonic frequency | — | 2003-11-25 |
| 5998908 | Transducer assembly having ceramic structure | — | 1999-12-07 |
| 5748566 | Ultrasonic transducer | — | 1998-05-05 |