Erchak; Alexei A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Erchak; Alexei A..The latest application filed is for "polyimide bead materials and methods of manufacture thereof".
Company Profile
1.70.105
- Erchak; Alexei A. - Easton MA
- Erchak; Alexei A. - Cambridge MA
- Erchak; Alexei A. - North Easton MA
- Erchak; Alexei A - Cambridge MA US
- Erchak; Alexei A. - Billerica MA
Patent Activity
| Patent | Date |
|---|---|
| Polyimide Bead Materials And Methods Of Manufacture Thereof App 20220069290 - Zafiropoulos; Nicholas A. ; et al. | 2022-03-03 |
| Carbon Aerogel-based Electrode Materials And Methods Of Manufacture Thereof App 20200269207 - Zafiropoulos; Nicholas A. ; et al. | 2020-08-27 |
| Large emission area light-emitting devices Grant 9,698,306 - Erchak , et al. July 4, 2 | 2017-07-04 |
| Large Emission Area Light-emitting Devices App 20160218242 - Erchak; Alexei A. ; et al. | 2016-07-28 |
| Illumination unit Grant D753,851 - Denninger , et al. April 12, 2 | 2016-04-12 |
| Electronic component for illumination device Grant D752,272 - Denninger , et al. March 22, 2 | 2016-03-22 |
| Modular Illumination Device And Associated Systems And Methods App 20160073479 - Erchak; Alexei A. ; et al. | 2016-03-10 |
| Large emission area light-emitting devices Grant 9,219,200 - Erchak , et al. December 22, 2 | 2015-12-22 |
| Etendue And Light Extraction System And Method App 20150249190 - Panaccione; Paul ; et al. | 2015-09-03 |
| Light-emitting device including independently electrically addressable sections Grant 8,643,266 - Pumyea , et al. February 4, 2 | 2014-02-04 |
| Large Emission Area Light-emitting Devices App 20130320297 - Erchak; Alexei A. ; et al. | 2013-12-05 |
| Illumination assembly including wavelength converting material Grant 8,585,273 - Pokrovskiy , et al. November 19, 2 | 2013-11-19 |
| Light Emitting Diode Systems Including Optical Display Systems Having A Microdisplay App 20130234196 - Erchak; Alexei A. ; et al. | 2013-09-12 |
| Light emitting devices Grant 8,513,692 - Erchak , et al. August 20, 2 | 2013-08-20 |
| Electronic Device Contact Structures App 20130126933 - Erchak; Alexei A. ; et al. | 2013-05-23 |
| Illumination assembly including wavelength converting material having spatially varying density Grant 8,436,388 - Lim , et al. May 7, 2 | 2013-05-07 |
| Light emitting diode systems including optical display systems having a microdisplay Grant 8,426,872 - Erchak , et al. April 23, 2 | 2013-04-23 |
| Large emission area light-emitting devices Grant 8,405,298 - Erchak , et al. March 26, 2 | 2013-03-26 |
| Flexible circuit light-emitting structures Grant 8,362,603 - Lim , et al. January 29, 2 | 2013-01-29 |
| Methods of forming light-emitting structures Grant 8,278,190 - Karlicek, Jr. , et al. October 2, 2 | 2012-10-02 |
| Optical display systems and methods Grant 8,251,520 - Erchak , et al. August 28, 2 | 2012-08-28 |
| Light-emitting Devices For Liquid Crystal Displays App 20120195068 - Erchak; Alexei A. ; et al. | 2012-08-02 |
| Electronic device contact structures Grant 8,217,415 - Erchak , et al. July 10, 2 | 2012-07-10 |
| Light-emitting devices for liquid crystal displays Grant 8,162,526 - Erchak , et al. April 24, 2 | 2012-04-24 |
| Light-emitting Devices App 20120043554 - Erchak; Alexei A. ; et al. | 2012-02-23 |
| Spatial localization of light-generating portions in LEDs Grant 8,110,838 - Pokrovskiy , et al. February 7, 2 | 2012-02-07 |
| Light Emitting Devices App 20120018756 - Erchak; Alexei A. ; et al. | 2012-01-26 |
| Light-emitting devices and related systems Grant 8,100,567 - Erchak , et al. January 24, 2 | 2012-01-24 |
| Tiled illumination assembly and related methods Grant 8,092,064 - Erchak , et al. January 10, 2 | 2012-01-10 |
| Light Emitting Diode Systems Including Optical Display Systems Having A Microdisplay App 20110303926 - Erchak; Alexei A. ; et al. | 2011-12-15 |
| Illumination Assembly Including Wavelength Converting Material Having Spatially Varying Density App 20110305002 - Lim; Michael ; et al. | 2011-12-15 |
| Light-emitting devices Grant 8,072,134 - Erchak , et al. December 6, 2 | 2011-12-06 |
| Light-emitting Devices For Liquid Crystal Displays App 20110240961 - Erchak; Alexei A. ; et al. | 2011-10-06 |
| Optical Display Systems And Methods App 20110241574 - Erchak; Alexei A. ; et al. | 2011-10-06 |
| Light emitting devices Grant 7,994,521 - Erchak , et al. August 9, 2 | 2011-08-09 |
| LED color management and display systems Grant 7,959,341 - Erchak , et al. June 14, 2 | 2011-06-14 |
| Solid-state Lamp App 20110121726 - Erchak; Alexei A. ; et al. | 2011-05-26 |
| Thermal Management Systems For Light Emitting Devices And Systems App 20110121703 - Karlicek, JR.; Robert F. ; et al. | 2011-05-26 |
| Optical display systems and methods Grant 7,934,841 - Erchak , et al. May 3, 2 | 2011-05-03 |
| Light-emitting devices including a nonperiodic pattern Grant 7,915,679 - Erchak , et al. March 29, 2 | 2011-03-29 |
| Light Emitting Diode Systems App 20100314630 - Erchak; Alexei A. ; et al. | 2010-12-16 |
| Patterned Light Emitting Devices App 20100316077 - Erchak; Alexei A. | 2010-12-16 |
| Light emitting device methods Grant 7,799,585 - Erchak , et al. September 21, 2 | 2010-09-21 |
| Light-emitting Device Including Independently Electrically Addressable Sections App 20100219767 - Pumyea; Warren P. ; et al. | 2010-09-02 |
| Remote Lighting Assemblies And Methods App 20100149815 - Erchak; Alexei A. | 2010-06-17 |
| Light emitting diode systems Grant 7,737,450 - Erchak , et al. June 15, 2 | 2010-06-15 |
| Patterned light emitting devices Grant 7,733,007 - Erchak June 8, 2 | 2010-06-08 |
| Light emitting devices Grant 7,719,019 - Erchak , et al. May 18, 2 | 2010-05-18 |
| Packaging designs for LEDs Grant 7,692,207 - Erchak , et al. April 6, 2 | 2010-04-06 |
| Light emitting devices for liquid crystal displays Grant 7,667,238 - Erchak , et al. February 23, 2 | 2010-02-23 |
| Illumination Assembly Including Chip-scale Packaged Light-emitting Device App 20100038670 - Panaccione; Paul ; et al. | 2010-02-18 |
| Electronic device contact structures Grant 7,598,531 - Erchak , et al. October 6, 2 | 2009-10-06 |
| Electronic Device Contact Structures App 20090230545 - Erchak; Alexei A. ; et al. | 2009-09-17 |
| Light Emitting Devices App 20090206355 - Erchak; Alexei A. ; et al. | 2009-08-20 |
| Light Emitting Device Methods App 20090137072 - Erchak; Alexei A. ; et al. | 2009-05-28 |
| Optical display systems and methods Grant 7,535,645 - Erchak , et al. May 19, 2 | 2009-05-19 |
| Light Emitting Devices App 20090121243 - Erchak; Alexei A. ; et al. | 2009-05-14 |
| Optical Display Systems And Methods App 20090121657 - Erchak; Alexei A. ; et al. | 2009-05-14 |
| Light emitting device methods Grant 7,521,273 - Erchak , et al. April 21, 2 | 2009-04-21 |
| Patterned light emitting devices and extraction efficiencies related to the same Grant 7,521,854 - Erchak April 21, 2 | 2009-04-21 |
| Light emitting devices Grant 7,504,669 - Erchak , et al. March 17, 2 | 2009-03-17 |
| Light emitting devices Grant 7,495,260 - Erchak , et al. February 24, 2 | 2009-02-24 |
| Methods Of Forming Light-emitting Structures App 20090035885 - Karlicek, JR.; Robert F. ; et al. | 2009-02-05 |
| Illumination Assembly Including Wavelength Converting Material App 20090034292 - Pokrovskiy; Alexander L. ; et al. | 2009-02-05 |
| Illumination Assembly Including Wavelength Converting Material Having Spatially Varying Density App 20090034230 - Lim; Michael ; et al. | 2009-02-05 |
| Electronic device contact structures Grant 7,482,640 - Erchak , et al. January 27, 2 | 2009-01-27 |
| Light Emitting Device Processes App 20090023239 - Erchak; Alexei A. ; et al. | 2009-01-22 |
| Patterned Light Emitting Devices App 20090014742 - Erchak; Alexei A. | 2009-01-15 |
| Light Emitting Devices And Related Methods App 20090014740 - Erchak; Alexei A. ; et al. | 2009-01-15 |
| Light emitting devices Grant 7,459,845 - Erchak December 2, 2 | 2008-12-02 |
| Optical display systems and methods Grant 7,450,311 - Erchak , et al. November 11, 2 | 2008-11-11 |
| Patterned Light Emitting Devices App 20080251806 - Erchak; Alexei A. | 2008-10-16 |
| Light Emitting Device Processes App 20080248602 - Erchak; Alexei A. ; et al. | 2008-10-09 |
| Light Emitting Device Processes App 20080241978 - Erchak; Alexei A. ; et al. | 2008-10-02 |
| Light emitting devices App 20080217601 - Erchak; Alexei A. ; et al. | 2008-09-11 |
| Tiled Illumination Assembly And Related Methods App 20080205080 - Erchak; Alexei A. ; et al. | 2008-08-28 |
| Illumination Tiles And Related Methods App 20080205078 - Karlicek; Robert F. ; et al. | 2008-08-28 |
| Patterned light emitting devices Grant 7,417,367 - Erchak August 26, 2 | 2008-08-26 |
| Light-emitting Devices App 20080157111 - Erchak; Alexei A. ; et al. | 2008-07-03 |
| Isotropic collimation devices and related methods Grant 7,391,059 - Erchak , et al. June 24, 2 | 2008-06-24 |
| Patchwork patterned devices and related methods Grant 7,388,233 - Erchak , et al. June 17, 2 | 2008-06-17 |
| Spatial localization of light-generating portions in LEDs App 20080135861 - Pokrovskiy; Alexander L. ; et al. | 2008-06-12 |
| Light recycling systems and methods App 20080128727 - Erchak; Alexei A. ; et al. | 2008-06-05 |
| Polarized light-emitting devices and methods App 20080128728 - Nemchuk; Nikolay I. ; et al. | 2008-06-05 |
| Light-emitting devices and related systems App 20080099777 - Erchak; Alexei A. ; et al. | 2008-05-01 |
| Anisotropic collimation devices and related methods Grant 7,348,603 - Erchak , et al. March 25, 2 | 2008-03-25 |
| Flexible Circuit Light-emitting Structures App 20080067533 - Lim; Michael ; et al. | 2008-03-20 |
| Light emitting devices App 20080067525 - Erchak; Alexei A. ; et al. | 2008-03-20 |
| Patterned light emitting devices Grant 7,345,416 - Erchak March 18, 2 | 2008-03-18 |
| Light emitting device processes Grant 7,344,903 - Erchak , et al. March 18, 2 | 2008-03-18 |
| Light emitting device processes Grant 7,341,880 - Erchak , et al. March 11, 2 | 2008-03-11 |
| LED color management and display systems App 20080019147 - Erchak; Alexei A. ; et al. | 2008-01-24 |
| Light emitting devices App 20080017874 - Erchak; Alexei A. ; et al. | 2008-01-24 |
| Patterned light-emitting devices App 20070295981 - Erchak; Alexei A. ; et al. | 2007-12-27 |
| Polarization recycling devices and methods App 20070284567 - Pokrovskiy; Alexander L. ; et al. | 2007-12-13 |
| Polarization recycling illumination assembly and methods App 20070285000 - Lim; Michael ; et al. | 2007-12-13 |
| Light-emitting devices with high light collimation Grant 7,301,271 - Erchak , et al. November 27, 2 | 2007-11-27 |
| Light-emitting devices and methods for manufacturing the same App 20070267642 - Erchak; Alexei A, ; et al. | 2007-11-22 |
| Customizing light emitting devices App 20070260527 - Erchak; Alexei A. ; et al. | 2007-11-08 |
| Light-emitting diode utilizing a physical pattern App 20070257601 - Erchak; Alexei A. ; et al. | 2007-11-08 |
| Light emitting diode systems Grant 7,274,043 - Erchak , et al. September 25, 2 | 2007-09-25 |
| LCD thermal management methods and systems App 20070211183 - Erchak; Alexei A. ; et al. | 2007-09-13 |
| Liquid crystal display systems including LEDs App 20070211184 - Erchak; Alexei A. ; et al. | 2007-09-13 |
| Optical system thermal management methods and systems App 20070211182 - Erchak; Alexei A. ; et al. | 2007-09-13 |
| Light emitting diode utilizing a physical pattern Grant 7,262,550 - Erchak , et al. August 28, 2 | 2007-08-28 |
| Nano-electromechanical high-index contrast Grant 7,260,287 - Assefa , et al. August 21, 2 | 2007-08-21 |
| Light emitting systems App 20070187703 - Erchak; Alexei A. | 2007-08-16 |
| Lasers and methods associated with the same App 20070153864 - Lidorikis; Elefterios ; et al. | 2007-07-05 |
| Electronic device contact structures App 20070114636 - Erchak; Alexei A. ; et al. | 2007-05-24 |
| Light emitting devices App 20070114546 - Erchak; Alexei A. ; et al. | 2007-05-24 |
| Optical display systems and methods App 20070115556 - Erchak; Alexei A. ; et al. | 2007-05-24 |
| Light emitting device with patterned surfaces Grant 7,211,831 - Erchak , et al. May 1, 2 | 2007-05-01 |
| Light-emitting devices and related systems App 20070085082 - Erchak; Alexei A. ; et al. | 2007-04-19 |
| Patterned devices and related methods App 20070085098 - Erchak; Alexei A. ; et al. | 2007-04-19 |
| Isotropic collimation devices and related methods App 20070085084 - Erchak; Alexei A. ; et al. | 2007-04-19 |
| Anisotropic collimation devices and related methods App 20070085083 - Erchak; Alexei A. ; et al. | 2007-04-19 |
| Patchwork patterned devices and related methods App 20070087459 - Erchak; Alexei A. ; et al. | 2007-04-19 |
| Wavelength-converting light-emitting devices Grant 7,196,354 - Erchak , et al. March 27, 2 | 2007-03-27 |
| Light emitting devices for liquid crystal displays App 20070045640 - Erchak; Alexei A. ; et al. | 2007-03-01 |
| Packaging designs for LEDs Grant 7,170,100 - Erchak , et al. January 30, 2 | 2007-01-30 |
| Light emitting device methods App 20070020790 - Erchak; Alexei A. ; et al. | 2007-01-25 |
| Light emitting systems Grant 7,166,871 - Erchak January 23, 2 | 2007-01-23 |
| Light emitting devices with improved extraction efficiency Grant 7,166,870 - Erchak , et al. January 23, 2 | 2007-01-23 |
| Light emitting devices Grant 7,138,666 - Erchak , et al. November 21, 2 | 2006-11-21 |
| Light emitting diode systems App 20060220055 - Erchak; Alexei A. ; et al. | 2006-10-05 |
| Patterned light-emitting devices App 20060204865 - Erchak; Alexei A. ; et al. | 2006-09-14 |
| Electronic device contact structures Grant 7,105,861 - Erchak , et al. September 12, 2 | 2006-09-12 |
| Electronic device contact structures App 20060192194 - Erchak; Alexei A. ; et al. | 2006-08-31 |
| Light emitting devices with high light collimation Grant 7,098,589 - Erchak , et al. August 29, 2 | 2006-08-29 |
| Methods of making multi-layer light emitting devices Grant 7,083,993 - Erchak , et al. August 1, 2 | 2006-08-01 |
| Uniform color phosphor-coated light-emitting diode Grant 7,084,434 - Erchak , et al. August 1, 2 | 2006-08-01 |
| Packaging designs for LEDs App 20060163587 - Erchak; Alexei A. ; et al. | 2006-07-27 |
| Packaging designs for LEDs App 20060163590 - Erchak; Alexei A. ; et al. | 2006-07-27 |
| Light emitting device methods Grant 7,074,631 - Erchak , et al. July 11, 2 | 2006-07-11 |
| Waveguide coupling into photonic crystal waveguides Grant 7,072,547 - Assefa , et al. July 4, 2 | 2006-07-04 |
| Light emitting device methods App 20060141648 - Erchak; Alexei A. ; et al. | 2006-06-29 |
| Polarized light emitting device App 20060043400 - Erchak; Alexei A. ; et al. | 2006-03-02 |
| Light emitting devices for liquid crystal displays App 20060043391 - Erchak; Alexei A. ; et al. | 2006-03-02 |
| Light emitting diode systems App 20060038188 - Erchak; Alexei A. ; et al. | 2006-02-23 |
| Light emitting devices App 20050211994 - Erchak, Alexei A. | 2005-09-29 |
| Light emitting devices App 20050208689 - Erchak, Alexei A. ; et al. | 2005-09-22 |
| Light emitting devices App 20050191780 - Erchak, Alexei A. ; et al. | 2005-09-01 |
| Light emitting devices App 20050167687 - Erchak, Alexei A. | 2005-08-04 |
| Light emitting devices App 20050151125 - Erchak, Alexei A. ; et al. | 2005-07-14 |
| Nano-electromechanical high-index contrast App 20050147344 - Assefa, Solomon ; et al. | 2005-07-07 |
| Light emitting devices App 20050145877 - Erchak, Alexei A. | 2005-07-07 |
| Optical display systems and methods App 20050127375 - Erchak, Alexei A. ; et al. | 2005-06-16 |
| Light emitting devices App 20050087757 - Erchak, Alexei A. ; et al. | 2005-04-28 |
| Light emitting systems App 20050087754 - Erchak, Alexei A. | 2005-04-28 |
| Light emitting device processes App 20050059178 - Erchak, Alexei A. ; et al. | 2005-03-17 |
| Light emitting device processes App 20050059179 - Erchak, Alexei A. ; et al. | 2005-03-17 |
| Light emitting devices App 20050051787 - Erchak, Alexei A. ; et al. | 2005-03-10 |
| Electronic device contact structures App 20050051785 - Erchak, Alexei A. ; et al. | 2005-03-10 |
| Light emitting devices App 20050040419 - Erchak, Alexei A. ; et al. | 2005-02-24 |
| Light emitting diode systems App 20050040424 - Erchak, Alexei A. ; et al. | 2005-02-24 |
| Light emitting device methods App 20040259279 - Erchak, Alexei A. ; et al. | 2004-12-23 |
| Light emitting device methods App 20040259285 - Erchak, Alexei A. ; et al. | 2004-12-23 |
| Light emitting devices with improved extraction efficiency Grant 6,831,302 - Erchak , et al. December 14, 2 | 2004-12-14 |
| Light emitting devices App 20040206971 - Erchak, Alexei A. ; et al. | 2004-10-21 |
| Light emitting devices App 20040206962 - Erchak, Alexei A. ; et al. | 2004-10-21 |
| Light emitting device App 20040206972 - Erchak, Alexei A. ; et al. | 2004-10-21 |
| Light emitting devices App 20040207319 - Erchak, Alexei A. ; et al. | 2004-10-21 |
| Light emitting devices App 20040207323 - Erchak, Alexei A. ; et al. | 2004-10-21 |
| Light emitting devices App 20040207320 - Erchak, Alexei A. | 2004-10-21 |
| Light emitting devices App 20040207310 - Erchak, Alexei A. ; et al. | 2004-10-21 |
| Waveguide coupling into photonic crystal waveguides App 20040109644 - Assefa, Solomon ; et al. | 2004-06-10 |
| Input light coupler using a pattern of dielectric contrast distributed in at least two dimensions Grant 6,574,383 - Erchak , et al. June 3, 2 | 2003-06-03 |
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