Issued Patents All Time
Showing 25 most recent of 116 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11982804 | Large scalable aperture-combined optical telescope | Jesús Aceituno Castro, José Luis Ortiz Moreno, Faustino Organero Villajos, Kalaga Venu Madhav, Martin Matthias Thomas Roth | 2024-05-14 |
| 11395396 | System and method for providing high power factor wired lamp control | Laszlo A. Takacs, Attila Tomasovics, Greg Flies, David Nicolay, Zhang Liang | 2022-07-19 |
| 11057981 | System and method for providing high power factor wired lamp control | Laszlo A. Takacs, Attila Tomasovics, Greg Flies, David Nicolay, Zhang Liang +1 more | 2021-07-06 |
| 10892615 | Circuit for mitigating electric shock | Jeremiah A. Heilman | 2021-01-12 |
| 9557044 | LED lamp with dual mode operation | David Bina, Jeremiah A. Heilman | 2017-01-31 |
| 8956006 | Elongated LED lamp for replacing a fluorescent lamp | Roger Buelow, Laszlo A. Takacs, Keith D. Kazenski, Chris H. Jenson, Joseph G. Kaveski | 2015-02-17 |
| 8870428 | Elongated LED lighting arrangement | Blair L. Unger, Gregory P. Frankiewicz, Joseph G. Kaveski, Roger Buelow | 2014-10-28 |
| 8348488 | Elongated solid luminaire with light-emitting portion with first and second extraction regions spatially divided along the longitudinal axis thereof | Roger Buelow, William J. Cassarly, Thomas Davenport, Gregory P. Frankiewicz, Chris H. Jenson +1 more | 2013-01-08 |
| 7588342 | Lighted refrigerated display case with remote light source | Roger Buelow, William J. Cassarly, Thomas Davenport, Gregory P. Frankiewicz, Chris H. Jenson +1 more | 2009-09-15 |
| 7549783 | Efficient luminaire with directional side-light extraction | William J. Cassarly, Thomas Davenport, Chris H. Jenson | 2009-06-23 |
| 7374313 | Luminaire with improved lateral illuminance control | William J. Cassarly, Thomas Davenport, Chris H. Jenson | 2008-05-20 |
| 7330632 | Fiberoptic luminaire with scattering and specular side-light extractor patterns | Roger Buelow, William J. Cassarly, Thomas Davenport, Chris H. Jenson | 2008-02-12 |
| 7220035 | Compact, high-efficiency illumination system for video-imaging devices | Roger Buelow, Wayne R. Hellman, Juris Sulcs, Raymond A. Buchina, Gregory P. Frankiewicz | 2007-05-22 |
| 7198398 | Adjustable-aim light pipe fixture | Roger Buelow, Gregory P. Frankiewicz, Dave Bina | 2007-04-03 |
| 7194184 | Light pipe with side-light extraction | Roger Buelow, Chris H. Jenson | 2007-03-20 |
| 7190863 | Light-pipe arrangement with reduced fresnel-reflection losses | Gregory P. Frankiewicz, Roger Buelow, Chris H. Jenson, Dave Bina | 2007-03-13 |
| 7182484 | Light appliance and cooling arrangement | Roger Buelow, David Y. Lin | 2007-02-27 |
| 7164819 | Side-light extraction by light pipe-surface alteration and light-extraction devices extending radially beyond the outer cladding | Chris H. Jenson, Roger Buelow, Brian Doucet | 2007-01-16 |
| 7163329 | Adjustable light pipe fixture | Dave Bina, Roger Buelow, Gregory P. Frankiewicz | 2007-01-16 |
| 7163326 | Efficient luminaire with directional side-light extraction | William J. Cassarly, Thomas Davenport, Chris H. Jenson | 2007-01-16 |
| 7008071 | Light collection system converting ultraviolet energy to visible light | Roger Buelow, Gregory P. Frankiewicz | 2006-03-07 |
| 6942373 | Fiberoptic lighting system with shaped collector for efficiency | Roger Buelow, Gregory P. Frankiewicz, Dave Bina | 2005-09-13 |
| 6554456 | Efficient directional lighting system | Roger Buelow, Juris Sulcs | 2003-04-29 |
| 6546752 | Method of making optical coupling device | Juris Sulcs, Roger Buelow | 2003-04-15 |
| 6545428 | Light fixture with submersible enclosure for an electric lamp | Roger Buelow, David Y. Lin, Ray A. Buchina, Gregory P. Frankiewicz | 2003-04-08 |