Issued Patents All Time
Showing 26–50 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8878245 | Transistors and method for making ohmic contact to transistors | Sten Heikman | 2014-11-04 |
| 8860495 | Method of forming electronic components with increased reliability | Rakesh K. Lal, Robert Coffie, Yifeng Wu, Yuvaraj Dora, Umesh Mishra +2 more | 2014-10-14 |
| 8841702 | Enhancement mode III-N HEMTs | Umesh Mishra, Robert Coffie, Likun Shen, Ilan Ben-Yaacov | 2014-09-23 |
| 8803313 | Group III nitride based flip-chip integrated circuit and method for fabricating | Umesh Mishra, Yifeng Wu | 2014-08-12 |
| 8669589 | Robust transistors with fluorine treatment | Yifeng Wu, Marcia Moore, Tim Wisleder | 2014-03-11 |
| 8664695 | Wide bandgap transistors with multiple field plates | Yifeng Wu, Umesh Mishra, Marcia Moore | 2014-03-04 |
| 8643062 | III-N device structures and methods | Yuvaraj Dora, Yifeng Wu, Umesh Mishra, Nicholas Fichtenbaum, Rakesh K. Lal | 2014-02-04 |
| 8624662 | Semiconductor electronic components and circuits | James Honea, Carl C. Blake, Jr., Robert Coffie, Yifeng Wu, Umesh Mishra | 2014-01-07 |
| 8598937 | High power semiconductor electronic components with increased reliability | Rakesh K. Lal, Robert Coffie, Yifeng Wu, Yuvaraj Dora, Umesh Mishra +2 more | 2013-12-03 |
| 8592867 | Wide bandgap HEMTS with source connected field plates | Yifeng Wu, Umesh Mishra, Marcia Moore | 2013-11-26 |
| 8575651 | Devices having thick semi-insulating epitaxial gallium nitride layer | Adam William Saxler, Yifeng Wu, Umesh Mishra, Richard Peter Smith, Scott Sheppard | 2013-11-05 |
| 8541818 | Semiconductor heterostructure diodes | Yifeng Wu, Umesh Mishra, Ilan Ben-Yaacov | 2013-09-24 |
| 8519438 | Enhancement mode III-N HEMTs | Umesh Mishra, Robert Coffie, Likun Shen, Ilan Ben-Yaacov | 2013-08-27 |
| 8344398 | Low voltage diode with reduced parasitic resistance and method for fabricating | Sten Heikman | 2013-01-01 |
| 8274159 | Group III nitride based flip-chip integrated circuit and method for fabricating | Umesh Mishra, Yifeng Wu | 2012-09-25 |
| 8237198 | Semiconductor heterostructure diodes | Yifeng Wu, Rongming Chu, Umesh Mishra, Ilan Ben-Yaacov, Likun Shen | 2012-08-07 |
| 8169005 | High voltage GaN transistors | Yifeng Wu, Umesh Mishra | 2012-05-01 |
| 8120064 | Wide bandgap transistor devices with field plates | Yifeng Wu | 2012-02-21 |
| 7994512 | Gallium nitride based diodes with low forward voltage and low reverse current operation | Umesh Mishra | 2011-08-09 |
| 7977686 | Chip-scale methods for packaging light emitting devices and chip-scale packaged light emitting devices | James Ibbetson, Bernd Keller | 2011-07-12 |
| 7955918 | Robust transistors with fluorine treatment | Yifeng Wu, Marcia Moore, Tim Wisleder | 2011-06-07 |
| 7928475 | Wide bandgap transistor devices with field plates | Yifeng Wu | 2011-04-19 |
| 7915644 | Wide bandgap HEMTs with source connected field plates | Yifeng Wu, Umesh Mishra, Marcia Moore | 2011-03-29 |
| 7898004 | Semiconductor heterostructure diodes | Yifeng Wu, Umesh Mishra, Rongming Chu, Ilan Ben-Yaacov, Likun Shen | 2011-03-01 |
| 7893500 | High voltage GaN transistors | Yifeng Wu, Umesh Mishra | 2011-02-22 |