Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8330348 | Structured luminescence conversion layer | Dirk Berben, Frank Jermann, Benjamin Claus Krummacher, Norwin von Malm, Martin Zachau | 2012-12-11 |
| 8288176 | Method for manufacturing a photovoltaic cell | Andreas Meisel, Michael Burrows | 2012-10-16 |
| 8048814 | Methods and apparatus for aligning a set of patterns on a silicon substrate | Andreas Meisel, Michael Burrows | 2011-11-01 |
| 7923368 | Junction formation on wafer substrates using group IV nanoparticles | Mason Terry, Dmitry Poplavskyy, Maxim Kelman | 2011-04-12 |
| 7834546 | OLED lighting devices having multi element light extraction and luminescence conversion layer | Benjamin Claus Krummacher | 2010-11-16 |
| 7776724 | Methods of filling a set of interstitial spaces of a nanoparticle thin film with a dielectric material | Francesco Lemmi, Elena Rogojina, Pingrong Yu, David Jurbergs, Maxim Kelman | 2010-08-17 |
| 7626332 | Luminance uniformity enhancement methods for an OLED light source | Wencheng Su, Franky So | 2009-12-01 |
| 7521340 | Methods for creating a densified group IV semiconductor nanoparticle thin film | Francesco Lemmi, Elena Rogojina, Pingrong Yu, David Jurbergs, Maxim Kelman | 2009-04-21 |
| 7489074 | Reducing or eliminating color change for microcavity OLED devices | Fabian Doerfel | 2009-02-10 |
| 7321193 | Device structure for OLED light device having multi element light extraction and luminescence conversion layer | Benjamin Claus Krummacher | 2008-01-22 |
| 7319440 | Organic light emitting diode light source | Karl Pichler | 2008-01-15 |
| 6989806 | Current limiting device | Franky So, Ian Millard, Vung Van Vo | 2006-01-24 |
| 6727008 | Oxadiazole blue-emitting organic LED's | Michael Inbasekaran, Edmund P. Woo | 2004-04-27 |
| 6713955 | Organic light emitting device having a current self-limiting structure | Daniel Roitman, Ronald L. Moon, James R. Sheats | 2004-03-30 |
| 6680578 | Organic light emitting diode light source | Karl Pichler | 2004-01-20 |
| 6680570 | Polymer organic light emitting device with improved color control | Daniel Roitman | 2004-01-20 |
| 6582756 | Method and apparatus for fabricating polymer-based electroluminescent displays | Hoyle Curtis, Ronald L. Moon, Daniel Roitman, James R. Sheats | 2003-06-24 |
| 6552488 | Organic electroluminescent device | Daniel Roitman, John Hargreaves, Karen L. Seaward | 2003-04-22 |
| 6366017 | Organic light emitting diodes with distributed bragg reflector | Daniel Roitman | 2002-04-02 |
| 6191433 | OLED display device and method for patterning cathodes of the device | Daniel Roitman | 2001-02-20 |
| 6174613 | Method and apparatus for fabricating polymer-based electroluminescent displays | Hoyle Curtis, Ronald L. Moon, Daniel Roitman, James R. Sheats | 2001-01-16 |
| 6004685 | LED doped with periflanthene for efficient red emission | Allen J. Bard | 1999-12-21 |
| 5948552 | Heat-resistant organic electroluminescent device | Daniel Roitman, William R. Shiang, Edmund P. Woo, Weishi Wu | 1999-09-07 |
| 5902688 | Electroluminescent display device | Steven D. Lester, Jeffrey N. Miller | 1999-05-11 |
| 5719467 | Organic electroluminescent device | Daniel Roitman, Jeffrey N. Miller | 1998-02-17 |