Patents by Inventor Hsin-Ying Wang

Hsin-Ying Wang 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).

  • Publication number: 20150236205
    Abstract: A light-emitting device comprises: a light-emitting stack comprising a first side, a second side opposite to the first side, and an upper surface between the first side and the second side; a first electrode pad formed on the upper surface; a second electrode pad formed on the upper surface, and the first electrode pad is closer to the first side than the second electrode pad; and a first extension electrode comprising a first section extended from the first electrode pad toward the second electrode pad, and a second section extended from the first electrode pad toward the first side.
    Type: Application
    Filed: February 20, 2014
    Publication date: August 20, 2015
    Applicant: Epistar Corporation
    Inventors: Chien-Kai CHUNG, Po-Shun CHIU, Hsin-Ying Wang, De-Shan KUO, Tsun-Kai Ko, Yu-Ting Huang
  • Patent number: 9048345
    Abstract: A method of forming a light-emitting diode includes: providing a substrate having one or more first openings passing through the substrate; forming a sacrificial layer on the substrate; forming an epitaxial layer on the sacrificial layer; connecting a supporting substrate with the epitaxial layer; and separating the substrate from the epitaxial layer by selectively etching the sacrificial layer.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: June 2, 2015
    Assignee: Epistar Corporation
    Inventors: Yi-Ming Chen, Tzu-Chieh Hsu, Chi-Hsing Chen, Hsin-Ying Wang
  • Publication number: 20140322838
    Abstract: A semiconductor optoelectronic device comprises an operating substrate; a semiconductor epitaxial stack unit disposed on the operating substrate comprising a first semiconductor material layer having a first electrical conductivity disposed on the operating substrate and a second semiconductor material layer having a second electrical conductivity disposed on the first semiconductor material layer; a transparent conductive layer disposed on the second semiconductor material layer, wherein the transparent conductive layer comprises a first surface, a directly contacting part disposed on the first surface and directly contacting with the second semiconductor material layer, a second surface substantially parallel with the first surface, and a directly contacting corresponding part disposed on the second surface corresponding to the directly contacting part; and a first electrode disposed on the operating substrate and electrically connected with the semiconductor epitaxial stack by the transparent conductive la
    Type: Application
    Filed: July 10, 2014
    Publication date: October 30, 2014
    Inventors: HSIN-YING WANG, YI-MING CHEN, TZU-CHIEH HSU, CHI-HSING CHEN, HSIANG-LING CHANG
  • Publication number: 20140295588
    Abstract: A method of forming a light-emitting diode includes: providing a substrate having one or more first openings passing through the substrate; forming a sacrificial layer on the substrate; forming an epitaxial layer on the sacrificial layer; connecting a supporting substrate with the epitaxial layer; and separating the substrate from the epitaxial layer by selectively etching the sacrificial layer.
    Type: Application
    Filed: March 4, 2014
    Publication date: October 2, 2014
    Applicant: EPISTAR CORPORATION
    Inventors: Yi-Ming CHEN, Tzu-Chieh HSU, Chi-Hsing CHEN, Hsin-Ying WANG
  • Patent number: 8809881
    Abstract: A semiconductor optoelectronic device comprises an operating substrate; a semiconductor epitaxial stack unit disposed on the operating substrate comprising a first semiconductor material layer having a first electrical conductivity disposed on the operating substrate and a second semiconductor material layer having a second electrical conductivity disposed on the first semiconductor material layer; a transparent conductive layer disposed on the second semiconductor material layer, wherein the transparent conductive layer comprises a first surface, a directly contacting part disposed on the first surface and directly contacting with the second semiconductor material layer, a second surface substantially parallel with the first surface, and a directly contacting corresponding part disposed on the second surface corresponding to the directly contacting part; and a first electrode disposed on the operating substrate and electrically connected with the semiconductor epitaxial stack by the transparent conductive la
    Type: Grant
    Filed: July 26, 2011
    Date of Patent: August 19, 2014
    Assignee: Epistar Corporation
    Inventors: Hsin-Ying Wang, Yi-Ming Chen, Tzu-Chieh Hsu, Chi-Hsing Chen, Hsiang-Ling Chang
  • Patent number: 8519430
    Abstract: An optoelectronic device includes a substrate and a first transition stack formed on the substrate including at least a first transition layer formed on the substrate and having at least one hollow component formed inside the first transition layer, and a second transition layer wherein the second transition layer is an unintentional doped layer or an undoped layer formed on the first transition layer.
    Type: Grant
    Filed: September 2, 2011
    Date of Patent: August 27, 2013
    Assignee: Epistar Corporation
    Inventors: Wei-Chih Peng, Min-Hsun Hsieh, Ming-Chi Hsu, Wei-Yu Yen, Chun-Kai Wang, Yen-Chih Chen, Schang-Jing Hon, Hsin-Ying Wang, Chien-Kai Chung
  • Publication number: 20120104455
    Abstract: An optoelectronic device includes a substrate and a first transition stack formed on the substrate including at least a first transition layer formed on the substrate and having at least one hollow component formed inside the first transition layer, and a second transition layer wherein the second transition layer is an unintentional doped layer or an undoped layer formed on the first transition layer.
    Type: Application
    Filed: September 2, 2011
    Publication date: May 3, 2012
    Inventors: Wei-Chih PENG, Min-Hsun Hsieh, Ming-Chi Hsu, Wei-Yu Yen, Chun-Kai Wang, Yen-Chih Chen, Schang-Jing Hon, Hsin-Ying Wang, Chien-Kai Chung
  • Publication number: 20120061694
    Abstract: An embodiment of the present application discloses a light-emitting structure, comprising a first unit; a second unit; a trench formed between the first unit and the second unit, and having a less steep sidewall and a steeper sidewall steeper than the less steep sidewall; and an electrical connection arranged on the less steep sidewall.
    Type: Application
    Filed: September 13, 2011
    Publication date: March 15, 2012
    Applicant: Epistar Corporation
    Inventors: Chien-Fu Shen, Chao-Hsing Chen, Tsun-Kai Ko, Schang-Jing Hon, Sheng-Jie Hsu, De-Shan Kuo, Hsin-Ying Wang, Chiu-Lin Yao, Chien-Fu Huang, Hsin-Mao Liu, Chien-Kai Chung
  • Publication number: 20120055532
    Abstract: A semiconductor optoelectronic device comprises a growth substrate; a semiconductor epitaxial stack formed on the growth substrate comprising a sacrificial layer with electrical conductivity formed on the growth substrate; a first semiconductor material layer having a first electrical conductivity formed on the sacrificial layer, and a second semiconductor material layer having a second electrical conductivity formed on the first semiconductor material layer; and a first electrode directly formed on the growth substrate and electrically connected to the semiconductor epitaxial stack via the growth substrate.
    Type: Application
    Filed: September 6, 2011
    Publication date: March 8, 2012
    Applicant: Epistar Corporation
    Inventors: Hsin-Ying Wang, Yi-Ming Chen, Tzu-Chieh Hsu, Chi-Hsing Chen, Chien-Kai Chung, Min-Hsun Hsieh, Chia-Liang Hsu, Chao-Hsing Chen, Chiu-Lin Yao, Chien-Fu Huang, Hsin-Mao Liu, Hsiang-Ling Chang
  • Publication number: 20120018750
    Abstract: A semiconductor optoelectronic device comprises an operating substrate; a semiconductor epitaxial stack unit disposed on the operating substrate comprising a first semiconductor material layer having a first electrical conductivity disposed on the operating substrate and a second semiconductor material layer having a second electrical conductivity disposed on the first semiconductor material layer; a transparent conductive layer disposed on the second semiconductor material layer, wherein the transparent conductive layer comprises a first surface, a directly contacting part disposed on the first surface and directly contacting with the second semiconductor material layer, a second surface substantially parallel with the first surface, and a directly contacting corresponding part disposed on the second surface corresponding to the directly contacting part; and a first electrode disposed on the operating substrate and electrically connected with the semiconductor epitaxial stack by the transparent conductive la
    Type: Application
    Filed: July 26, 2011
    Publication date: January 26, 2012
    Inventors: Hsin-Ying WANG, Yi-Ming Chen, Tzu-Chieh Hsu, Chi-Hsing Chen, Hsiang-Ling Chang
  • Publication number: 20110159624
    Abstract: A method of forming a light emitting diode is provided. The method includes providing a growth substrate; sequentially forming a sacrificial layer and an epitaxial layer on the growing substrate; forming one or more epitaxial layer openings penetrating the epitaxial layer and exposing the sacrificial layer; forming a supporting layer on the epitaxial layer, the supporting layer having one or more supporting layer openings penetrating the supporting layer and joining the epitaxial layer openings; and selectively etching the sacrificial layer to separate the growth substrate from the epitaxial layer.
    Type: Application
    Filed: December 30, 2010
    Publication date: June 30, 2011
    Inventors: Yi-Ming Chen, Tzu-Chieh Hsu, Chi-Hsing Chen, Hsin-Ying Wang
  • Patent number: D681567
    Type: Grant
    Filed: May 30, 2012
    Date of Patent: May 7, 2013
    Assignee: Epistar Corporation
    Inventors: Hsin-Ying Wang, Chien-Kai Chung, Tsun-Kai Ko
  • Patent number: D681570
    Type: Grant
    Filed: July 16, 2012
    Date of Patent: May 7, 2013
    Assignee: Epistar Corporation
    Inventors: Hsin-Ying Wang, Chien-Kai Chung, Tsun-Kai Ko
  • Patent number: D743355
    Type: Grant
    Filed: July 22, 2014
    Date of Patent: November 17, 2015
    Assignee: EPISTAR CORPORATION
    Inventors: Hsin-Ying Wang, Chien-Kai Chung, Yu-Ting Huang, Tsun-Kai Ko