Issued Patents All Time
Showing 25 most recent of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12231860 | Measurement-based loudspeaker excursion limiting | Thomas Holm Hansen, Pawan Garg, Niels Petersen | 2025-02-18 |
| 9974934 | Sheet pasting device | Masaki Hayashi | 2018-05-22 |
| 9636160 | Implant | Takamitsu Sakamoto | 2017-05-02 |
| 8638088 | Load detection for switched-mode power converters | Jong-Deog Jeong | 2014-01-28 |
| 8416956 | Protected digital audio driver | — | 2013-04-09 |
| 8022682 | Method to reduce inrush voltage and current in a switching power converter | Xiao-chang Cheng | 2011-09-20 |
| 8018279 | Class D amplifier circuit with bi-directional power switch | — | 2011-09-13 |
| 7868773 | Switched mode power converter with over temperature detection | Mathias Duppils | 2011-01-11 |
| 7811793 | Process for preparing purified active monomer of bone-derived factor | Hidetoshi Andou, Shunjiro Sugimoto, Gertrud Hotten, Rolf Bechtold, Jens Pohl | 2010-10-12 |
| 7724054 | Gate driver with programmable dead-time insertion | Xiao-chang Cheng | 2010-05-25 |
| 7636227 | Noise immune over current protection with inherent current limiting for switching power converter | Xiao-chang Cheng, Gabriele Bernardinis | 2009-12-22 |
| 7548029 | Bi-directional current sensing by monitoring VS voltage in a half or full bridge circuit | Xiao-chang Cheng, Dana Wilhelm | 2009-06-16 |
| 7528651 | Noise free implementation of PWM modulator combined with gate driver stage in a single die | Xiao-chang Cheng | 2009-05-05 |
| 7489166 | Gate drive for lower switching noise emission | — | 2009-02-10 |
| 7417504 | Startup and shutdown click noise elimination for class D amplifier | Johan Tjeerd Strydom | 2008-08-26 |
| 7405528 | Global closed loop control system with DV/DT control and EMI/switching loss reduction | Eddy Ying Yin Ho, Yong Li, David Tam, Toshio Takahashi | 2008-07-29 |
| 7394315 | Gate driver for Class D audio amplifier with adaptive dV/dt control | — | 2008-07-01 |
| 7359172 | Junction temperature sensing for MOSFET | — | 2008-04-15 |
| 7274241 | Global closed loop control system with DV/DT control and EMI/switching loss reduction | Eddy Ying Yin Ho, Yong Li, David Tam, Toshio Takahashi | 2007-09-25 |
| 7161421 | Volume control in class D amplifier using variable supply voltage | — | 2007-01-09 |
| 7116136 | Gate driver with level shift between static wells with no power supply | Xiao-chang Cheng | 2006-10-03 |
| 7061195 | Global closed loop control system with dv/dt control and EMI/switching loss reduction | Eddy Ying Yin Ho, Yong Li, David Tam, Toshio Takahashi | 2006-06-13 |
| 7012452 | High voltage high speed amplifier using floating high side structure | Jong-Deog Jeong | 2006-03-14 |
| 6998911 | Gate control circuit with soft start/stop function | Xiao-chang Cheng | 2006-02-14 |
| 6920053 | Active EMI filter having no inductive current sensing device | — | 2005-07-19 |