Issued Patents All Time
Showing 25 most recent of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12094998 | Group III nitride based LED structures including multiple quantum wells with barrier-well unit interface layers | Thomas A. Kuhr, Robert David Schmidt, Daniel Carleton Driscoll | 2024-09-17 |
| 11705542 | Binder materials for light-emitting devices | Walter Weare, Derek Miller, Colin Blakely | 2023-07-18 |
| 11674081 | Phosphor composition | Christopher P. Hussell, David T. Emerson, Ronan P. Le Toquin | 2023-06-13 |
| 11292966 | Phosphor composition | Christopher P. Hussell, David T. Emerson, Ronan P. Le Toquin | 2022-04-05 |
| 11088295 | Group III nitride based LED structures including multiple quantum wells with barrier-well unit interface layers | Thomas A. Kuhr, Robert David Schmidt, Daniel Carleton Driscoll | 2021-08-10 |
| 10767111 | Phosphor composition | Christopher P. Hussell, David T. Emerson, Ronan P. Le Toquin | 2020-09-08 |
| 10756231 | Group III nitride based LED structures including multiple quantum wells with barrier-well unit interface layers | Thomas A. Kuhr, Robert David Schmidt, Daniel Carleton Driscoll | 2020-08-25 |
| 10283681 | Phosphor-converted light emitting device | Matthew Donofrio, Kevin Haberern, Bennett Langsdorf, Anoop Mathew, Harry A. Seibel, II +2 more | 2019-05-07 |
| 10266767 | Phosphor Composition | Christopher P. Hussell, David T. Emerson, Ronan P. Le Toquin | 2019-04-23 |
| 10224454 | Group III nitride based LED structures including multiple quantum wells with barrier-well unit interface layers | Thomas A. Kuhr, Robert David Schmidt, Daniel Carleton Driscoll | 2019-03-05 |
| 10109773 | Light-emitting devices having closely-spaced broad-spectrum and narrow-spectrum luminescent materials and related methods | Iliya Todorov, David Clatterbuck, Jasper Cabalu, Michael John Bergmann, Florin A. Tudorica | 2018-10-23 |
| 10074781 | Semiconductor light emitting devices including multiple red phosphors that exhibit good color rendering properties with increased brightness | Robert Wilcox | 2018-09-11 |
| 9985168 | Group III nitride based LED structures including multiple quantum wells with barrier-well unit interface layers | Thomas A. Kuhr, Robert David Schmidt, Daniel Carleton Driscoll | 2018-05-29 |
| 9905735 | High brightness, low-cri semiconductor light emitting devices including narrow-spectrum luminescent materials | Florin A. Tudorica | 2018-02-27 |
| 9871173 | Light emitting devices having closely-spaced broad-spectrum and narrow-spectrum luminescent materials and related methods | Iliya Todorov, David Clatterbuck, Jasper Cabalu, Michael John Bergmann, Florin A. Tudorica | 2018-01-16 |
| 9589852 | Electrostatic phosphor coating systems and methods for light emitting structures and packaged light emitting diodes including phosphor coating | Harry A. Seibel, II | 2017-03-07 |
| 9537052 | Coated phosphors and light emitting devices including the same | Harry A. Seibel, II | 2017-01-03 |
| 9464225 | Luminescent particles, methods of identifying same and light emitting devices including the same | Ronan P. Le Toquin | 2016-10-11 |
| 9447319 | Yellow phosphor having an increased activator concentration and a method of making a yellow phosphor | Iliya Todorov | 2016-09-20 |
| 9428688 | Phosphor composition | Christopher P. Hussell, David T. Emerson, Ronan P. Le Toquin | 2016-08-30 |
| 9318669 | Methods of determining and making red nitride compositions | Harry A. Seibel, II | 2016-04-19 |
| 9219202 | Semiconductor light emitting devices including red phosphors that exhibit good color rendering properties and related red phosphors | Robert Wilcox | 2015-12-22 |
| 9055643 | Solid state lighting apparatus and methods of forming | — | 2015-06-09 |
| 8906263 | Red nitride phosphors | Harry A. Seibel, II, David T. Emerson | 2014-12-09 |
| 8866169 | LED package with increased feature sizes | David T. Emerson, Michael John Bergmann, John Edmond, Eric Tarsa, Peter Scott Andrews +3 more | 2014-10-21 |