Patents by Inventor Matthew S. Mrakovich
Matthew S. Mrakovich has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10003165Abstract: Provided is a receptacle for installation within a lighting fixture. The receptacle includes a platform (i) for exposure external to the lighting fixture and (ii) providing connectivity for coupling to an external control device and a base operationally coupled to the platform and including a first set of one or more nodes configured for coupling to a first set of wires.Type: GrantFiled: February 16, 2017Date of Patent: June 19, 2018Assignee: GE LIGHTING SOLUTIONS, LLCInventors: David Mark Johnson, Matthew S. Mrakovich
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Patent number: 9791116Abstract: A light fixture suitable for illuminating a remote surface. The fixture includes a post adapted to receive at least two substantially identical light engine modules. Each module includes a plurality of light emitting diodes. Each module includes an edge adapted for mounting to the post.Type: GrantFiled: November 19, 2010Date of Patent: October 17, 2017Assignee: GE Lighting Solutions, LLCInventors: Matthew S. Mrakovich, Mark J. Mayer, Thomas E. Zink
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Publication number: 20150062925Abstract: Provided is a reflector for an optical source including an elongated piece configured for reflecting light from the optical source onto a first reflective lighting zone. The reflector also includes at least two end-pieces connectable to respective ends of the elongated piece, each being configured to reflect the light onto second and third reflective lighting zones, respectively.Type: ApplicationFiled: August 27, 2013Publication date: March 5, 2015Applicant: GE Lighting Solutions, LLCInventors: Abby S. F. MOSHER, William H. BALHORN, Xiaomei LOU, Mark J. MAYER, Matthew S. MRAKOVICH, Koushik Babi SAHA
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Publication number: 20120127709Abstract: A light fixture suitable for illuminating a remote surface. The fixture includes a post adapted to receive at least two substantially identical light engine modules. Each module includes a plurality of light emitting diodes. Each module includes an edge adapted for mounting to the post.Type: ApplicationFiled: November 19, 2010Publication date: May 24, 2012Inventors: Matthew S. Mrakovich, Mark J. Mayer, Thomas E. Zink
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Patent number: 8147081Abstract: An illumination apparatus includes a linear array of light emitting diode (LED) chips disposed on a support. A linear reflector assembly has a light coupling reflector portion and a one dimensional light collimation or focusing portion. The linear reflector assembly is secured to the support parallel with the linear array of LED chips. An encapsulant is disposed in the light coupling reflector portion of the linear reflector assembly and pots the LED chips. An elongate phosphor element is disposed over the encapsulant such that the light coupling reflector portion and the encapsulant enhance light coupling between the LED chips and the elongate phosphor element, and the one-dimensional light collimation or focusing portion one-dimensionally collimates or focuses light emitted by the combination of the LED chips and the elongate phosphor element.Type: GrantFiled: December 26, 2007Date of Patent: April 3, 2012Assignee: Lumination LLCInventors: Matthew S. Mrakovich, Mark J. Mayer
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Patent number: 7914182Abstract: A decorative light fixture includes a light engine and a shroud. The light engine includes a heat sink and a light source in thermal communication with the heat sink. The shroud covers the light engine to define an air path between an air inlet and an exhaust. The air inlet is disposed vertically below the exhaust. The air path is shaped to direct air over the heat sink and to exit the shroud above the light engine.Type: GrantFiled: September 30, 2008Date of Patent: March 29, 2011Assignee: GE Lighting Soutions, LLCInventors: Matthew S. Mrakovich, Mark J. Mayer, Thomas E. Zink, Timothy Mazies, James T. Petroski
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Patent number: 7810955Abstract: A linear LED light module and system includes a heat sink, a printed circuit board, a plurality of LEDs, a power supply housing, a flexible electrical conductor, a first electrical connector, a second electrical connector, and a power supply. The heat sink is elongated in an axial direction along a longitudinal axis that is parallel with a greatest dimension of the heat sink. The PCB is in thermal communication with the heat sink and includes circuitry. The plurality of LEDs mount to the PCB and are in electrical communication with the circuitry of the PCB. The power supply housing connects to the heat sink. The flexible electrical conductor includes at least two wires that are configured to accommodate an AC line voltage of at least 120 VAC. The first electrical connector is at a first end of the electrical conductor. The second electrical connector is at a second end of the electrical conductor.Type: GrantFiled: July 19, 2007Date of Patent: October 12, 2010Assignee: Lumination LLCInventors: Tomislav Stimac, Shawn Du, Matthew S. Mrakovich, Mark Mayer
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Publication number: 20100079998Abstract: A decorative light fixture includes a light engine and a shroud. The light engine includes a heat sink and a light source in thermal communication with the heat sink. The shroud covers the light engine to define an air path between an air inlet and an exhaust. The air inlet is disposed vertically below the exhaust. The air path is shaped to direct air over the heat sink and to exit the shroud above the light engine.Type: ApplicationFiled: September 30, 2008Publication date: April 1, 2010Inventors: Matthew S. Mrakovich, Mark J. Mayer, Thomas E. Zink, Timothy Mazies, James T. Petroski
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Patent number: 7665866Abstract: A luminaire includes a fixture housing, a plurality of LEDs disposed on a mounting surface in the fixture housing, and at least one reflector disposed in the housing. A center of each LED is positioned along a line and each LED faces towards an associated target surface that is vertically spaced from the luminaire. The at least one reflector includes first and second reflective surfaces. Each reflective surface is configured with respect to the line on which the LEDs are positioned so that the first reflective surface and the second reflective surface each reflect light from each of the LEDs in a substantially same direction that is offset from a vertical axis.Type: GrantFiled: July 16, 2007Date of Patent: February 23, 2010Assignee: Lumination LLCInventors: Mark J. Mayer, Matthew S. Mrakovich
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Publication number: 20090168395Abstract: An illumination apparatus includes a linear array of light emitting diode (LED) chips disposed on a support. A linear reflector assembly has a light coupling reflector portion and a one dimensional light collimation or focusing portion. The linear reflector assembly is secured to the support parallel with the linear array of LED chips. An encapsulant is disposed in the light coupling reflector portion of the linear reflector assembly and pots the LED chips. An elongate phosphor element is disposed over the encapsulant such that the light coupling reflector portion and the encapsulant enhance light coupling between the LED chips and the elongate phosphor element, and the one-dimensional light collimation or focusing portion one-dimensionally collimates or focuses light emitted by the combination of the LED chips and the elongate phosphor element.Type: ApplicationFiled: December 26, 2007Publication date: July 2, 2009Inventors: Matthew S. Mrakovich, Mark J. Mayer
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Publication number: 20090021931Abstract: A luminaire includes a fixture housing, a plurality of LEDs disposed on a mounting surface in the fixture housing, and at least one reflector disposed in the housing. A center of each LED is positioned along a line and each LED faces towards an associated target surface that is vertically spaced from the luminaire. The at least one reflector includes first and second reflective surfaces. Each reflective surface is configured with respect to the line on which the LEDs are positioned so that the first reflective surface and the second reflective surface each reflect light from each of the LEDs in a substantially same direction that is offset from a vertical axis.Type: ApplicationFiled: July 16, 2007Publication date: January 22, 2009Applicant: Lumination LLCInventors: Mark J. Mayer, Matthew S. Mrakovich
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Publication number: 20090021936Abstract: A linear LED light module and system includes a heat sink, a printed circuit board, a plurality of LEDs, a power supply housing, a flexible electrical conductor, a first electrical connector, a second electrical connector, and a power supply. The heat sink is elongated in an axial direction along a longitudinal axis that is parallel with a greatest dimension of the heat sink. The PCB is in thermal communication with the heat sink and includes circuitry. The plurality of LEDs mount to the PCB and are in electrical communication with the circuitry of the PCB. The power supply housing connects to the heat sink. The flexible electrical conductor includes at least two wires that are configured to accommodate an AC line voltage of at least 120 VAC. The first electrical connector is at a first end of the electrical conductor. The second electrical connector is at a second end of the electrical conductor.Type: ApplicationFiled: July 19, 2007Publication date: January 22, 2009Applicant: Lumination LLCInventors: Tomislav Stimac, Shawn Du, Matthew S. Mrakovich, Mark Mayer
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Patent number: 7416434Abstract: A connector electrically connects corresponding conductors of at least first and second cables. The connector comprises a connecting portion into which the conductors of the first and second cables are inserted opposing one another to electrically connect corresponding conductors of each cable. A positive terminal and a negative terminal terminate and electrically connect corresponding conductors of each cable.Type: GrantFiled: October 5, 2006Date of Patent: August 26, 2008Assignee: Lumination LLCInventors: Koushik Saha, Ronald K. Brengartner, Jr., Paul W. Southard, Michael F. Augustine, Yu Pan, Matthew S. Mrakovich
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Publication number: 20080085625Abstract: A connector electrically connects corresponding conductors of at least first and second cables. The connector comprises a connecting portion into which the conductors of the first and second cables are inserted opposing one another to electrically connect corresponding conductors of each cable. A positive terminal and a negative terminal terminate and electrically connect corresponding conductors of each cable.Type: ApplicationFiled: October 5, 2006Publication date: April 10, 2008Applicant: GELcore, LLCInventors: Koushik Saha, Ronald K. Brengartner, Paul W. Southard, Michael F. Augustine, Yu Pan, Matthew S. Mrakovich
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Patent number: 6526201Abstract: A light emitting diode, LED, to fiber optic cable coupler assembly for use in data communications is disclosed. An integral aspheric lens comprises a base and a dome, both of which are circumvented by a reflective surface. The light rays emitted from the face are either directly incident upon a fiber optic cable face, or are refracted through the base and reflected upon the reflective surface. Once reflected, the rays become incident upon the fiber optic cable face.Type: GrantFiled: October 12, 2000Date of Patent: February 25, 2003Assignee: Delphi Technologies, Inc.Inventors: Matthew S. Mrakovich, John V. DeNuto
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Patent number: 6195477Abstract: A robust hybrid fiber optic lighting distribution system incorporating a light source and two fiber optic media to thereby provide high temperature tolerance adjacent the light source and inexpensive and easily maintained light distribution to geographically independent illumination features downstream from the light source. The hybrid fiber optic distribution system includes a light source, a plurality of multi-stranded glass optical fiber (GOF) leads forming part of an optical jumper optically interfaced with the light source, and a plurality of solid core plastic optical fiber (POF) leads forming part of an optical distributor optically interfaced with the optical jumper which provide light distribution to various illumination features throughout the motor vehicle.Type: GrantFiled: November 12, 1998Date of Patent: February 27, 2001Assignee: Delphi Technologies, Inc.Inventors: John V. Denuto, Alan B. Toot, Matthew S. Mrakovich
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Patent number: 6116789Abstract: A coupling assembly for a hybrid fiber optic lighting distribution system including a first coupling member having first cavities for individually receiving first ferrules of glass optical fiber (GOF) leads, a slidably intermitting second coupling member having second cavities for individually receiving second ferrules of plastic optical fiber (POF) leads, and an alignment body which is interfaced between the first and second coupling members so that mating cavities thereof are each respectively aligned with respective pairs of aligned first and second cavities for providing a precisely aligned optical interface between the GOF downstream face of the GOF leads and the POF upstream face of the POF leads. The coupling member further includes a ferrule position assurance member which is affixed to the rear of the second coupling member so as to compress cylindrical springs associated with each second ferrule, whereupon the POF upstream faces are caused to biasably abut the GOF downstream faces.Type: GrantFiled: November 12, 1998Date of Patent: September 12, 2000Assignee: Delphi Technologies, Inc.Inventors: Matthew S Mrakovich, John V Denuto
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Patent number: 6106162Abstract: A connector assembly for a hybrid fiber optic lighting distribution system including a connector ferrule for bundling a plurality of glass optical fiber (GOF) leads into a common upstream end and a connector housing into which is received the connector ferrule for attaching the connector ferrule to a fiber optic light source module, wherein the common upstream end of the bundled GOF is optically interfaced with a light transmission coupling rod of the fiber optic light source module.Type: GrantFiled: November 12, 1998Date of Patent: August 22, 2000Assignee: Delphi Technologies Inc.Inventors: Matthew S. Mrakovich, Alan B. Toot, John V. Denuto
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Patent number: 6071001Abstract: A fiber optic light source module (FOLSM) of a hybrid fiber optic lighting distribution system for distributing light from the FOLSM to various lighting features. The FOLSM includes a base, a lamp holder connected to a forward portion of the base and an access cover connected to a rearward portion of the base independent of the lamp holder. The base has a lamp cavity, a communicating lower rod support and an electrical lead port. The lamp holder has a front cover for covering the lamp cavity, an upper rod support and an annular lamp support member for interfacing with a lamp having a concave mirror. The upper and lower rod supports collectively form a rod support, wherein a square cross-sectioned light transmission connecting rod is seated therein via a resilient grommet. Accordingly, because the lamp support member is integral with the upper rod support, when the concave mirror is seated at the lamp support member the lamp is automatically aligned with respect to the light transmission connecting rod.Type: GrantFiled: November 12, 1998Date of Patent: June 6, 2000Assignee: General Motors CorporationInventors: John V. Denuto, Alan B. Toot, Matthew S. Mrakovich