Patents by Inventor Tingming Liu
Tingming Liu 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: 10371359Abstract: Various embodiments may relate to an LED retrofit lamp, including a lamp tube, an LED light engine disposed in the lamp tube, and end caps arranged at two open ends of the lamp tube, the LED light engine including a circuit board and at least one light source disposed on the circuit board. The LED retrofit lamp further includes one pair of retaining structures fixed at two opposite ends of the circuit board, respectively, and at least one pair of elastic tension structures connected to the retaining structures. The elastic tension structure goes through the end cap from one side of the end cap and is locked at the other side of the end cap. In addition, various embodiments may also relate to a process for manufacturing the LED retrofit lamp.Type: GrantFiled: February 22, 2018Date of Patent: August 6, 2019Assignee: LEDVANCE GMBHInventors: Hao Li, Xiaomian Chen, Peng Chen, Tingming Liu
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Publication number: 20180180264Abstract: Various embodiments may relate to an LED retrofit lamp, including a lamp tube, an LED light engine disposed in the lamp tube, and end caps arranged at two open ends of the lamp tube, the LED light engine including a circuit board and at least one light source disposed on the circuit board. The LED retrofit lamp further includes one pair of retaining structures fixed at two opposite ends of the circuit board, respectively, and at least one pair of elastic tension structures connected to the retaining structures. The elastic tension structure goes through the end cap from one side of the end cap and is locked at the other side of the end cap. In addition, various embodiments may also relate to a process for manufacturing the LED retrofit lamp.Type: ApplicationFiled: February 22, 2018Publication date: June 28, 2018Inventors: Hao Li, Xiaomian Chen, Peng Chen, Tingming Liu
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Patent number: 10001262Abstract: Various embodiments may relate to an LED retrofit lamp, including a lamp tube, an LED light engine disposed in the lamp tube, and end caps arranged at two open ends of the lamp tube, the LED light engine including a circuit board and at least one light source disposed on the circuit board. The LED retrofit lamp further includes one pair of retaining structures fixed at two opposite ends of the circuit board, respectively, and at least one pair of elastic tension structures connected to the retaining structures. The elastic tension structure goes through the end cap from one side of the end cap and is locked at the other side of the end cap. In addition, various embodiments may also relate to a process for manufacturing the LED retrofit lamp.Type: GrantFiled: June 27, 2013Date of Patent: June 19, 2018Assignee: LEDVANCE GMBHInventors: Hao Li, Xiaomian Chen, Peng Chen, Tingming Liu
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Patent number: 9857032Abstract: A LED lighting device is disclosed, which includes a LED lighting source, a printed circuit board, a heat sink and a transparent cover. The LED lighting source is provided on the printed circuit board, and the cover is attached to the heat sink for protecting the LED lighting source and the printed circuit board. The LED lighting device further includes a rivet made of plastics, which is used to fix the printed circuit board to the heat sink.Type: GrantFiled: September 27, 2012Date of Patent: January 2, 2018Assignee: Ledvance GmbHInventors: Aiai Li, Tingming Liu, Yusheng Ming, Shengmei Zheng
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Patent number: 9689557Abstract: A light-emitting device having a cover (1), a heat sink (2) and a light-emitting assembly (3), wherein the heat sink (2) has at least one first locking part (a), the cover (1) has at least one second locking part (b) corresponding to the first locking part (a), the second locking part (b) engages with the first locking part (a) to form an enclosed cavity (5) for the light-emitting assembly (3), and the second locking part (b) has a pressing part (b1) pressing the light-emitting assembly (3) against the heat sink (2).Type: GrantFiled: June 4, 2012Date of Patent: June 27, 2017Assignee: OSRAM GmbHInventors: Peng Chen, Hao Li, Tingming Liu, Shengmei Zheng
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Patent number: 9629247Abstract: Various embodiments may relate to a lens for an illuminating device and an illuminating device having a lens of the above mentioned type, wherein the lens includes a bottom plate and at least one optical part formed on the bottom plate, wherein the lens further includes at least two assembly parts that are position-fixedly formed on the bottom plate, and the assembly parts are configured to be respectively aligned with assembly positions on a circuit board of the illuminating device and configured to allow to be soldered to the circuit board.Type: GrantFiled: June 3, 2014Date of Patent: April 18, 2017Inventors: Xiongjie Cheng, Zuzhi Wang, Aimin Lin, Tingming Liu
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Publication number: 20160143146Abstract: Various embodiments may relate to a lens for an illuminating device and an illuminating device having a lens of the above mentioned type, wherein the lens includes a bottom plate and at least one optical part formed on the bottom plate, wherein the lens further includes at least two assembly parts that are position-fixedly formed on the bottom plate, and the assembly parts are configured to be respectively aligned with assembly positions on a circuit board of the illuminating device and configured to allow to be soldered to the circuit board.Type: ApplicationFiled: June 3, 2014Publication date: May 19, 2016Inventors: Xiongjie Cheng, Zuzhi Wang, Aimin Lin, Tingming Liu
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Publication number: 20150292725Abstract: Various embodiments may relate to a lighting device, including an electronic device housing, an electrical connecting part mounted at one side of the electronic device housing, a heat sink mounted at the other side of the electronic device housing, and a plurality of light sources arranged on the heat sink. The heat sink is made of a transparent material and forms at least a part of a light emergent surface for the light from the light sources.Type: ApplicationFiled: November 8, 2013Publication date: October 15, 2015Inventors: Tingming Liu, Jianghui Yang, Shengmei Zheng, Aiai Li
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Publication number: 20150184838Abstract: Various embodiments may relate to an LED retrofit lamp, including a lamp tube, an LED light engine disposed in the lamp tube, and end caps arranged at two open ends of the lamp tube, the LED light engine including a circuit board and at least one light source disposed on the circuit board. The LED retrofit lamp further includes one pair of retaining structures fixed at two opposite ends of the circuit board, respectively, and at least one pair of elastic tension structures connected to the retaining structures. The elastic tension structure goes through the end cap from one side of the end cap and is locked at the other side of the end cap. In addition, various embodiments may also relate to a process for manufacturing the LED retrofit lamp.Type: ApplicationFiled: June 27, 2013Publication date: July 2, 2015Applicant: OSRAM GmbHInventors: Hao Li, Xiaomian Chen, Peng Chen, Tingming Liu
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Publication number: 20140321123Abstract: A LED lighting device is disclosed, which includes a LED lighting source, a printed circuit board, a heat sink and a transparent cover. The LED lighting source is provided on the printed circuit board, and the cover is attached to the heat sink for protecting the LED lighting source and the printed circuit board. The LED lighting device further includes a rivet made of plastics, which is used to fix the printed circuit board to the heat sink.Type: ApplicationFiled: September 27, 2012Publication date: October 30, 2014Inventors: Aiai Li, Tingming Liu, Yusheng Ming, Shengmei Zheng
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Publication number: 20140233230Abstract: In various embodiments, an LED luminary may include: a plurality of LED light emitting elements; and an installation component for installing the plurality of LED light emitting elements in the LED luminary, wherein the plurality of LED light emitting elements are installed so that the LED light emitting elements are not on the same plane. In various embodiments, a method for fabricating an LED luminary may include: preparing an installation component; and installing a plurality of LED light emitting elements in the LED luminary through the installation component so that the LED light emitting elements are not on the same plane.Type: ApplicationFiled: August 24, 2012Publication date: August 21, 2014Applicant: OSRAM GMBHInventors: Peng Chen, Tingming Liu, Shengmei Zheng, Chuanpeng Zhong
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Publication number: 20140233211Abstract: In various embodiments, a luminaire may include: two or more groups of light emitting elements, each group of light emitting elements having respective wavelength range; and a fluorescence component being capable of generating fluorescence under excitation of the light emitted from said light emitting elements, wherein said fluorescence component is spaced apart from said light emitting elements in a light propagation direction of said light emitting elements, and the light of each group of said light emitting elements is combined with said fluorescence into white light.Type: ApplicationFiled: August 9, 2012Publication date: August 21, 2014Applicant: OSRAM GMBHInventors: Peng Chen, Aiai Li, Tingming Liu, Shengmei Zheng
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Publication number: 20140160726Abstract: A lighting device may include a circuit board, at least one LED lighting chip provided on one side of the circuit board, and a phosphor layer arranged to enclose the LED lighting chip, wherein the phosphor layer has different thicknesses at different light emergence angles.Type: ApplicationFiled: July 12, 2012Publication date: June 12, 2014Applicant: OSRAM GMBHInventors: Peng Chen, Tingming Liu, Shengmei Zheng
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Publication number: 20140140074Abstract: A light-emitting device, comprising: a cover (1), a heat sink (2) and a light-emitting assembly (3), wherein the heat sink (2) has at least one first locking part (a), the cover (1) has at least one second locking part (b) corresponding to the first locking part (a), the second locking part (b) engages with the first locking part (a) to form an enclosed cavity (5) for the light-emitting assembly (3), and the second locking part (b) has a pressing part (b1) pressing the light-emitting assembly (3) against the heat sink (2).Type: ApplicationFiled: June 4, 2012Publication date: May 22, 2014Inventors: Peng Chen, Hao Li, Tingming Liu, Shengmei Zheng