Issued Patents All Time
Showing 26–50 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9123525 | Phosphor materials, fluorescent lamps provided therewith, and methods therefor | Alok Mani Srivastava, Holly Ann Comanzo, Samuel Joseph Camardello, Digamber Gurudas Porob, William Erwin Cohen | 2015-09-01 |
| 9018830 | Strontium phosphor blends having high CRI | Fangming Du, Jon Bennett Jansma, William Erwin Cohen | 2015-04-28 |
| 8994261 | Enhanced color contrast light source | Laszlo Balazs, Istvan Bakk | 2015-03-31 |
| 8987984 | Fluorescent lamp including phosphor composition with special BAMn phosphor, (Ba,Sr,Ca)(Mg1-x Mnx)Al10O17:Eu2+ | William Erwin Cohen, Fangming Du, Jon Bennett Jansma | 2015-03-24 |
| 8866372 | Phosphor system for improved efficacy lighting sources | Jon Bennett Jansma, Fangming Du, William Erwin Cohen, Alok Mani Srivastava, Samuel Joseph Camardello +1 more | 2014-10-21 |
| 8704438 | Lamp with phosphor composition for improved lumen performance, and method for making same | William Erwin Cohen, Fangming Du | 2014-04-22 |
| 8545723 | Persistent phosphor | Holly Ann Comanzo, Alok Mani Srivastava, Sergio Loureiro, Anant Achyut Setlur, Stanley John Stoklosa +1 more | 2013-10-01 |
| 8506843 | White emitting persistent phosphor | Alok Mani Srivastava, Holly Ann Comanzo, Sam Joseph Camardello | 2013-08-13 |
| 8461753 | Fluorescent lamp with multi-layer phosphor coating | Fangming Du, Jon Bennett Jansma | 2013-06-11 |
| 8404153 | White persistent phosphor blend or layered structure | Holly Ann Comanzo, Alok Mani Srivastava | 2013-03-26 |
| 8405324 | Hospital lighting with solid state emitters | Mark E. Duffy | 2013-03-26 |
| 8373338 | Enhanced color contrast light source at elevated color temperatures | — | 2013-02-12 |
| 8324793 | Rare earth doped luminescent material | Alok Mani Srivastava, Holly Ann Comanzo, Laszlo Balazs, István Károly Deme, Gopi Chandran Ramachandran +3 more | 2012-12-04 |
| 8278814 | Enhanced color contrast light source | Laszlo Balazs, Istvan Bakk | 2012-10-02 |
| 8247959 | Solid state illumination system with improved color quality | Gary R. Allen | 2012-08-21 |
| 8022631 | Color control of light sources employing phosphors | Bruce Richard Roberts, Andrew S. Albrecht | 2011-09-20 |
| 8003012 | Method for producing a palette of colors for persistent phosphors and phosphors made by same | Holly Ann Comanzo, Alok Mani Srivastava, Anant Achyut Setlur, Claire Susan Henderson | 2011-08-23 |
| 7959827 | Persistent phosphor | Holly Ann Comanzo, Alok Mani Srivastava, Sergio Paulo Martins Loureiro, Anant Achyut Setlur, Stanley John Stoklosa +1 more | 2011-06-14 |
| 7800291 | Low wattage fluorescent lamp | Gary R. Allen, Bruce Richard Roberts, Gregory A. M. Brown | 2010-09-21 |
| 7652415 | Electrode materials for electric lamps and methods of manufacture thereof | Gopi Chandran Ramachandran, Alok Mani Srivastava, Timothy John Sommerer, Suchismita Sanyal, Prasanth Kumar Nammalwar +2 more | 2010-01-26 |
| 7642719 | Energy efficient fluorescent lamp having an improved starting assembly and preferred method for manufacturing | Gary R. Allen, Matthew Pierce, Evan Karrs, Edward E. Hammer | 2010-01-05 |
| 7391148 | Phosphor blends for high-CRI fluorescent lamps | Anant Achyut Setlur, Alok Mani Srivastava, Holly Ann Comanzo, Venkatesan Manivannan, Katalin Toth +1 more | 2008-06-24 |
| 7378797 | Fluorescent lamp with conductive coating | Evan Karrs, Matthew Pierce, Gary R. Allen | 2008-05-27 |
| 7358542 | Red emitting phosphor materials for use in LED and LCD applications | Emil Radkov, Anant Achyut Setlur, Alok Mani Srivastava, Holly Ann Comanzo, Ljudmil Slavchev Grigorov +2 more | 2008-04-15 |
| 7179402 | Phosphors containing phosphate and/or borate of metals of group IIIA, group IVA, and lanthanide series, and light sources incorporating the same | Alok Mani Srivastava, Holly Ann Comanzo | 2007-02-20 |