Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9263266 | Group III nitride articles and methods for making same | Lianghong Liu, Edward A. Preble, Denis Tsvetkov, N. Mark Williams, Xueping Xu | 2016-02-16 |
| 9082890 | Group III nitride articles having nucleation layers, transitional layers, and bulk layers | Lianghong Liu, Edward A. Preble, Denis Tsvetkov, N. Mark Williams, Xueping Xu | 2015-07-14 |
| 8871556 | Single crystal group III nitride articles and method of producing same by HVPE method incorporating a polycrystalline layer for yield enhancement | Edward A. Preble, Lianghong Liu, N. Mark Williams, Xueping Xu | 2014-10-28 |
| 8637848 | Single crystal group III nitride articles and method of producing same by HVPE method incorporating a polycrystalline layer for yield enhancement | Edward A. Preble, Lianghong Liu, N. Mark Williams, Xueping Xu | 2014-01-28 |
| 8435879 | Method for making group III nitride articles | Lianghong Liu, Edward A. Preble, Denis Tsvetkov, Nathaniel Mark Williams, Xueping Xu | 2013-05-07 |
| 8349711 | Single crystal group III nitride articles and method of producing same by HVPE method incorporating a polycrystalline layer for yield enhancement | Edward A. Preble, Lianghong Liu, N. Mark Williams, Xueping Xu | 2013-01-08 |
| 8202793 | Inclusion-free uniform semi-insulating group III nitride substrates and methods for making same | Edward A. Preble, Denis Tsvetkov, N. Mark Williams, Xueping Xu | 2012-06-19 |
| 7897490 | Single crystal group III nitride articles and method of producing same by HVPE method incorporating a polycrystalline layer for yield enhancement | Edward A. Preble, Lianghong Liu, N. Mark Williams, Xueping Xu | 2011-03-01 |
| 7777217 | Inclusion-free uniform semi-insulating group III nitride substrate and methods for making same | Edward A. Preble, Denis Tsvetkov, N. Mark Williams, Xueping Xu | 2010-08-17 |
| 7727874 | Non-polar and semi-polar GaN substrates, devices, and methods for making them | Edward A. Preble, Lianghong Liu, Terry Lee Clites, Keith R. Evans | 2010-06-01 |
| 6784085 | MIIIN based materials and methods and apparatus for producing same | Jerome J. Cuomo, N. Mark Williams, Eric P. Carlson, Darin T. Thomas | 2004-08-31 |
| 6692568 | Method and apparatus for producing MIIIN columns and MIIIN materials grown thereon | Jerome J. Cuomo, N. Mark Williams, Eric P. Carlson, Darin T. Thomas | 2004-02-17 |