Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11705322 | Group III nitride substrate, method of making, and method of use | Wenkan Jiang, Mark P. D'Evelyn, Dirk Ehrentraut, Jonathan D. Cook, James WENGER | 2023-07-18 |
| 11466384 | Method of forming a high quality group-III metal nitride boule or wafer using a patterned substrate | Mark P. D'Evelyn | 2022-10-11 |
| 11453956 | Method for growth of a merged crystal by bonding at least a first and second crystal to an adhesion layer to form a tiled substrate and growing a crystalline composition over said tiled substrate | Mark P. D'Evelyn, James S. Speck, Douglas W. Pocius | 2022-09-27 |
| 11047041 | Method and system for preparing polycrystalline group III metal nitride | Douglas W. Pocius, Mark P. D'Evelyn, Jonathan D. Cook | 2021-06-29 |
| 10619239 | Method and system for preparing polycrystalline group III metal nitride | Douglas W. Pocius, Mark P. D'Evelyn, Jonathan D. Cook | 2020-04-14 |
| 10604865 | Process for large-scale ammonothermal manufacturing of semipolar gallium nitride boules | Mark P. D'Evelyn, Dirk Ehrentraut, Bradley C. Downey | 2020-03-31 |
| 10400352 | Method for growth of a merged crystal by bonding at least a first and second crystal to an adhesion layer to form a tiled substrate and growing a crystalline composition over said tiled substrate | Mark P. D'Evelyn, James S. Speck, Douglas W. Pocius | 2019-09-03 |
| 10145026 | Process for large-scale ammonothermal manufacturing of semipolar gallium nitride boules | Mark P. D'Evelyn, Dirk Ehrentraut, Bradley C. Downey | 2018-12-04 |
| RE47114 | Polycrystalline group III metal nitride with getter and method of making | Mark P. D'Evelyn | 2018-11-06 |
| 10094017 | Method and system for preparing polycrystalline group III metal nitride | Douglas W. Pocius, Mark P. D'Evelyn, Jonathan D. Cook | 2018-10-09 |
| 10036099 | Process for large-scale ammonothermal manufacturing of gallium nitride boules | Mark P. D'Evelyn, Dirk Ehrentraut, Bradley C. Downey | 2018-07-31 |
| 10029955 | Capsule for high pressure, high temperature processing of materials and methods of use | Pakalapati Tirumala Rajeev, Douglas W. Pocius, Michael Coulter | 2018-07-24 |
| 9650723 | Large area seed crystal for ammonothermal crystal growth and method of making | Mark P. D'Evelyn, Wenkan Jiang, Rajeev Pakalapati, Michael R. Krames | 2017-05-16 |
| 9589792 | High quality group-III metal nitride crystals, methods of making, and methods of use | Wenkan Jiang, Mark P. D'Evelyn, Dirk Ehrentraut, Michael R. Krames | 2017-03-07 |
| 9564320 | Large area nitride crystal and method for making it | Mark P. D'Evelyn, James S. Speck, Douglas W. Pocius | 2017-02-07 |
| 8987156 | Polycrystalline group III metal nitride with getter and method of making | Mark P. D'Evelyn | 2015-03-24 |
| 8729559 | Method of making bulk InGaN substrates and devices thereon | Mike Krames, Mark P. D'Evelyn, Rajeev Pakalapati, Alex Alexander | 2014-05-20 |
| 8647967 | Hexagonal wurtzite type epitaxial layer possessing a low alkali-metal concentration and method of creating the same | Makoto Saito, Shin-Ichiro Kawabata, Steven P. DenBaars, James S. Speck, Shuji Nakamura | 2014-02-11 |
| 8641823 | Reactor designs for use in ammonothermal growth of group-III nitride crystals | Siddha Pimputkar, James S. Speck, Shuji Nakamura | 2014-02-04 |
| 8574525 | Using boron-containing compounds, gasses and fluids during ammonothermal growth of group-III nitride crystals | Siddha Pimputkar, James S. Speck, Shuji Nakamura | 2013-11-05 |
| 8465588 | Ammonothermal method for growth of bulk gallium nitride | Christiane Poblenz, James S. Speck | 2013-06-18 |
| 8048225 | Large-area bulk gallium nitride wafer and method of manufacture | Christiane Poblenz, Mathew C. Schmidt | 2011-11-01 |
| 7976630 | Large-area seed for ammonothermal growth of bulk gallium nitride and method of manufacture | Christiane Poblenz, James S. Speck | 2011-07-12 |