Patents by Inventor Daniel A. Haeger

Daniel A. Haeger 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).

  • Patent number: 11552452
    Abstract: An optoelectronic device grown on a miscut of GaN, wherein the miscut comprises a semi-polar GaN crystal plane (of the GaN) miscut x degrees from an m-plane of the GaN and in a c-direction of the GaN, where ?15<x<?1 and 1<x<15 degrees.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: January 10, 2023
    Assignee: The Regents of the University of California
    Inventors: Po Shan Hsu, Kathryn M. Kelchner, Robert M. Farrell, Daniel A. Haeger, Hiroaki Ohta, Anurag Tyagi, Shuji Nakamura, Steven P. DenBaars, James S. Speck
  • Publication number: 20210140577
    Abstract: A connector arrangement for connecting heatable fluid lines including at least one first coupling component and at least one second coupling component. The first coupling component and the second coupling component being connectable to each other, and each including at least one first fluid line, at least one first fluid line interface, at least one first electrical conductor, and at least one first electrical interface. The second coupling component includes at least one second fluid lien, and at least one of the first and second coupling components includes at least one fluid line splitter.
    Type: Application
    Filed: February 15, 2019
    Publication date: May 13, 2021
    Inventors: Andreas BAENSCH, Martin SACHSE, Daniel HÄGER, Eugen HEINRICHS, Marco ISENBURG, Jochem-Andreas HESS, Waldemar WILMS, Lukas RÖHRIG
  • Patent number: 10923626
    Abstract: LEDs and methods of forming LEDs with various structural configurations to mitigate non-radiative recombination at the LED sidewalls are described. The various configurations described include combinations of LED sidewall surface diffusion with pillar structure, modulated doping profiles to form an n-p superlattice along the LED sidewalls, and selectively etched cladding layers to create entry points for shallow doping or regrowth layers.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: February 16, 2021
    Inventors: David P. Bour, Dmitry S. Sizov, Daniel A. Haeger, Xiaobin Xin
  • Publication number: 20200052158
    Abstract: LEDs and methods of forming LEDs with various structural configurations to mitigate non-radiative recombination at the LED sidewalls are described. The various configurations described include combinations of LED sidewall surface diffusion with pillar structure, modulated doping profiles to form an n-p superlattice along the LED sidewalls, and selectively etched cladding layers to create entry points for shallow doping or regrowth layers.
    Type: Application
    Filed: August 21, 2019
    Publication date: February 13, 2020
    Inventors: David P. Bour, Dmitry S. Sizov, Daniel A. Haeger, Xiaobin Xin
  • Patent number: 10418519
    Abstract: LEDs and methods of forming LEDs with various structural configurations to mitigate non-radiative recombination at the LED sidewalls are described. The various configurations described include combinations of LED sidewall surface diffusion with pillar structure, modulated doping profiles to form an n-p superlattice along the LED sidewalls, and selectively etched cladding layers to create entry points for shallow doping or regrowth layers.
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: September 17, 2019
    Assignee: Apple Inc.
    Inventors: David P. Bour, Dmitry S. Sizov, Daniel A. Haeger, Xiaobin Xin
  • Publication number: 20180374991
    Abstract: LEDs and methods of forming LEDs with various structural configurations to mitigate non-radiative recombination at the LED sidewalls are described. The various configurations described include combinations of LED sidewall surface diffusion with pillar structure, modulated doping profiles to form an n-p superlattice along the LED sidewalls, and selectively etched cladding layers to create entry points for shallow doping or regrowth layers.
    Type: Application
    Filed: December 14, 2016
    Publication date: December 27, 2018
    Inventors: David P. BOUR, Dmitry S. SIZOV, Daniel A. HAEGER, Xiaobin XIN
  • Publication number: 20180152004
    Abstract: An optoelectronic device grown on a miscut of GaN, wherein the miscut comprises a semi-polar GaN crystal plane (of the GaN) miscut x degrees from an m-plane of the GaN and in a c-direction of the GaN, where ?15<x<?1 and 1<x<15 degrees.
    Type: Application
    Filed: January 26, 2018
    Publication date: May 31, 2018
    Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Po Shan Hsu, Kathryn M. Kelchner, Robert M. Farrell, Daniel A. Haeger, Hiroaki Ohta, Anurag Tyagi, Shuji Nakamura, Steven P. DenBaars, James S. Speck
  • Patent number: 9917422
    Abstract: An optoelectronic device grown on a miscut of GaN, wherein the miscut comprises a semi-polar GaN crystal plane (of the GaN) miscut x degrees from an m-plane of the GaN and in a c-direction of the GaN, where ?15<x<?1 and 1<x<15 degrees.
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: March 13, 2018
    Assignee: The Regents of the University of California
    Inventors: Po Shan Hsu, Kathryn M. Kelchner, Robert M. Farrell, Daniel A. Haeger, Hiroaki Ohta, Anurag Tyagi, Shuji Nakamura, Steven P. DenBaars, James S. Speck
  • Publication number: 20150255959
    Abstract: An optoelectronic device grown on a miscut of GaN, wherein the miscut comprises a semi-polar GaN crystal plane (of the GaN) miscut x degrees from an m-plane of the GaN and in a c-direction of the GaN, where ?15<x<?1 and 1<x<15 degrees.
    Type: Application
    Filed: May 26, 2015
    Publication date: September 10, 2015
    Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Po Shan Hsu, Kathryn M. Kelchner, Robert M. Farrell, Daniel A. Haeger, Hiroaki Ohta, Anurag Tyagi, Shuji Nakamura, Steven P. DenBaars, James S. Speck
  • Patent number: 9077151
    Abstract: An optoelectronic device grown on a miscut of GaN, wherein the miscut comprises a semi-polar GaN crystal plane (of the GaN) miscut x degrees from an m-plane of the GaN and in a c-direction of the GaN, where ?15<x<?1 and 1<x<15 degrees.
    Type: Grant
    Filed: March 4, 2011
    Date of Patent: July 7, 2015
    Assignee: The Regents of the University of California
    Inventors: Po Shan Hsu, Kathryn M. Kelchner, Robert M. Farrell, Daniel A. Haeger, Hiroaki Ohta, Anurag Tyagi, Shuji Nakamura, Steven P. DenBaars, S. James Speck
  • Publication number: 20110216795
    Abstract: An optoelectronic device grown on a miscut of GaN, wherein the miscut comprises a semi-polar GaN crystal plane (of the GaN) miscut x degrees from an m-plane of the GaN and in a c-direction of the GaN, where ?15<x<?1 and 1<x<15 degrees.
    Type: Application
    Filed: March 4, 2011
    Publication date: September 8, 2011
    Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Po Shan Hsu, Kathryn M. Kelchner, Robert M. Farrell, Daniel A. Haeger, Hiroaki Ohta, Anurag Tyagi, Shuji Nakamura, Steven P. DenBaars, S. James Speck
  • Publication number: 20110170569
    Abstract: A semipolar {20-21} III-nitride based laser diode employing a cavity with one or more etched facet mirrors. The etched facet mirrors provide an ability to arbitrarily control the orientation and dimensions of the cavity or stripe of the laser diode, thereby enabling control of electrical and optical properties of the laser diode.
    Type: Application
    Filed: October 20, 2010
    Publication date: July 14, 2011
    Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Anurag Tyagi, Robert M. Farrell, Chia-Yen Huang, Po Shan Hsu, Daniel A. Haeger, Kathryn M. Kelchner, Hiroaki Ohta, Shuji Nakamura, Steven P. DenBaars, James S. Speck
  • Publication number: 20110044364
    Abstract: A structure and method that can be used to achieve selective etching in (Ga, Al, In, B) N laser diodes, comprising fabricating (Ga, Al, In, B) N laser diodes with one or more Al-containing etch stop layers.
    Type: Application
    Filed: August 19, 2010
    Publication date: February 24, 2011
    Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Robert M. Farrell, Daniel A. Haeger, Po Shan Hsu, Umesh K. Mishra, Steven P. DenBaars, James S. Speck, Shuji Nakamura