Patents by Inventor Kuan Ming Chen

Kuan Ming Chen 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: 20180203209
    Abstract: An imaging optical lens system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The first lens element has negative refractive power. The second lens element has an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof. The third lens element has positive refractive power. The fourth lens element has positive refractive power. The fifth lens element has negative refractive power. The sixth lens element has positive refractive power. The imaging optical lens system has a total of six lens elements.
    Type: Application
    Filed: March 13, 2018
    Publication date: July 19, 2018
    Applicant: LARGAN PRECISION CO.,LTD.
    Inventors: Kuan-Ming CHEN, Yu-Tai TSENG, Hsin-Hsuan HUANG, Shu-Yun YANG
  • Patent number: 10007093
    Abstract: An imaging lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The third lens element has positive refractive power. The fifth lens element has both an object-side surface and an image-side surface being aspheric. The sixth lens element with negative refractive power has an object-side surface being concave in a paraxial region thereof, wherein an object-side surface and the image-side surface of the sixth lens element are aspheric.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: June 26, 2018
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Kuan-Ming Chen, Wei-Yu Chen
  • Publication number: 20180113280
    Abstract: A micro imaging system includes, in order from an object side to an image side: a first lens element having negative refractive power; a second lens element having positive refractive power; and a third lens element with negative refractive power having an object-side surface being concave in a paraxial region thereof. There are a total of three lens elements in the micro imaging system.
    Type: Application
    Filed: March 10, 2017
    Publication date: April 26, 2018
    Inventors: KUAN-MING CHEN, Hsin-Hsuan Huang
  • Publication number: 20180114311
    Abstract: An automatic alignment apparatus applicable to assembly of an optical output module and associated methods are provided. The automatic alignment apparatus includes: an alignment tool, a beam splitter, cameras, and a processing circuit. The alignment tool is arranged to hold parts of the optical output module, and align the parts to each other according to at least one movement control signal, where the parts include a radiation source module and an optical component module. The cameras capture images to generate image signals carrying the images, and the beam splitter splits the optical path into associated sub-paths. The processing circuit generates at least one movement control signal according to at least one image signal within the image signals to perform movement control of at least one part of the parts. The alignment tool automatically aligns the parts to each other according to the at least one movement control signal.
    Type: Application
    Filed: October 26, 2016
    Publication date: April 26, 2018
    Inventor: Kuan-Ming Chen
  • Patent number: 9952410
    Abstract: An imaging optical lens system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The first lens element has negative refractive power. The second lens element has an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof. The third lens element has positive refractive power. The fourth lens element has positive refractive power. The fifth lens element has negative refractive power. The sixth lens element has positive refractive power. The imaging optical lens system has a total of six lens elements.
    Type: Grant
    Filed: July 12, 2016
    Date of Patent: April 24, 2018
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Kuan-Ming Chen, Yu-Tai Tseng, Hsin-Hsuan Huang, Shu-Yun Yang
  • Patent number: 9885856
    Abstract: A compact optical system includes, in order from an object side to an image side, a first lens element, a second lens element and a third lens element. The first lens element with negative refractive power has an image-side surface being concave in a paraxial region thereof. The second lens element has refractive power, wherein at least one of two surfaces of the second lens element is aspheric, and the second lens element is made of plastic material. The third lens element has positive refractive power, wherein at least one of two surfaces of the third lens element is aspheric, and the third lens element is made of plastic material. The compact optical system further comprises a stop located between the first lens element and the second lens element. The first, second, and third lens elements are all stationary relative to one another in a paraxial region.
    Type: Grant
    Filed: April 29, 2015
    Date of Patent: February 6, 2018
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Kuan-Ming Chen, Hsin-Hsuan Huang
  • Publication number: 20180024322
    Abstract: An imaging lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The third lens element has positive refractive power. The fifth lens element has both an object-side surface and an image-side surface being aspheric. The sixth lens element with negative refractive power has an object-side surface being concave in a paraxial region thereof, wherein an object-side surface and the image-side surface of the sixth lens element are aspheric.
    Type: Application
    Filed: September 29, 2016
    Publication date: January 25, 2018
    Inventors: Kuan-Ming Chen, Wei-Yu Chen
  • Publication number: 20180011300
    Abstract: This disclosure provides an optical image capturing lens system comprising: a positive first lens element having a convex object-side surface, a negative second lens element, a positive third lens element having a convex image-side surface, a fourth lens element having a concave object-side surface and a convex image-side surface; and a positive fifth lens element having a convex object-side surface at a paraxial region thereof, both of the object-side and image-side surfaces being aspheric, and at least one inflection point is positioned on at least one of the object-side and image-side surfaces thereof. When particular relations are satisfied, the angle at which light projects onto the image plane can be efficiently controlled for increasing the relative illumination and preventing the occurrence of vignetting.
    Type: Application
    Filed: September 20, 2017
    Publication date: January 11, 2018
    Inventors: Kuan-Ming Chen, Tsung-Han Tsai, Hsin-Hsuan Huang
  • Publication number: 20180011298
    Abstract: An optical image capturing system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element and the third lens element have refractive power. The fourth lens element with negative refractive power has a concave object-side surface and a convex image-side surface. The fifth lens element with positive refractive power has a convex object-side surface, wherein at least one inflection point is on at least one surface thereof. The sixth lens element with negative refractive power has a concave object-side surface. The surfaces of the fifth and the sixth lens elements are aspheric. The optical image capturing system has a total of six lens elements.
    Type: Application
    Filed: September 7, 2017
    Publication date: January 11, 2018
    Inventors: Kuan-Ming CHEN, Tsung-Han TSAI, Hsin-Hsuan HUANG, Chun-Che HSUEH
  • Publication number: 20170307852
    Abstract: An imaging optical lens system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The first lens element has negative refractive power. The second lens element has an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof. The third lens element has positive refractive power. The fourth lens element has positive refractive power. The fifth lens element has negative refractive power. The sixth lens element has positive refractive power. The imaging optical lens system has a total of six lens elements.
    Type: Application
    Filed: July 12, 2016
    Publication date: October 26, 2017
    Applicant: LARGAN PRECISION CO.,LTD.
    Inventors: Kuan-Ming CHEN, Yu-Tai TSENG, Hsin-Hsuan HUANG, Shu-Yun YANG
  • Patent number: 9798109
    Abstract: This disclosure provides an optical image capturing lens system comprising: a positive first lens element having a convex object-side surface, a negative second lens element, a positive third lens element having a convex image-side surface, a fourth lens element having a concave object-side surface and a convex image-side surface; and a positive fifth lens element having a convex object-side surface at a paraxial region thereof, both of the object-side and image-side surfaces being aspheric, and at least one inflection point is positioned on at least one of the object-side and image-side surfaces thereof. When particular relations are satisfied, the angle at which light projects onto the image plane can be efficiently controlled for increasing the relative illumination and preventing the occurrence of vignetting.
    Type: Grant
    Filed: January 4, 2016
    Date of Patent: October 24, 2017
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Kuan-Ming Chen, Tsung-Han Tsai, Hsin-Hsuan Huang
  • Patent number: 9791672
    Abstract: An optical image capturing system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element and the third lens element have refractive power. The fourth lens element with negative refractive power has a concave object-side surface and a convex image-side surface. The fifth lens element with positive refractive power has a convex object-side surface, wherein at least one inflection point is on at least one surface thereof. The sixth lens element with negative refractive power has a concave object-side surface. The surfaces of the fifth and the sixth lens elements are aspheric. The optical image capturing system has a total of six lens elements.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: October 17, 2017
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Kuan-Ming Chen, Tsung-Han Tsai, Hsin-Hsuan Huang, Chun-Che Hsueh
  • Patent number: 9775898
    Abstract: Vaccine compositions for use in inducing enhanced antigen-specific T cell-mediated immune responses in a subject in need thereof are disclosed. The composition comprises (a) a therapeutically effective amount of an immunogenic protein comprising at least an antigen of a pathogen; (b) a saponin-base adjuvant selected from the group consisting of GPI-0100, Quil A, QS-21; and (c) a Toll-like receptor (TLR) agonist adjuvant selected from the group consisting of monophosphoryl lipid A (MPL), and CpG1826.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: October 3, 2017
    Assignee: TheVax Genetics Vaccine Co., Ltd.
    Inventors: Chia-Mao Wu, Jiun-Ming Wu, Yi-Tsui Chiu, Yin-Ching Lin, Hsien-Kai Chuang, Fu-Tan Hsieh, Kuan-Ming Chen
  • Publication number: 20170254980
    Abstract: The present disclosure provides an imaging optical lens assembly, including, in order from an object side to an image side: a first lens element with negative refractive power having an object-side surface being concave in a paraxial region, a second lens element with positive refractive power, a third lens element with negative refractive power, a fourth lens element with positive refractive power, and a fifth lens element with negative refractive power having an image-side surface being concave in a paraxial region and at least one convex shape in an off-axial region on the image-side surface, wherein the imaging optical lens assembly has a total of five lens elements.
    Type: Application
    Filed: May 24, 2017
    Publication date: September 7, 2017
    Inventors: KUAN-MING CHEN, Hsin-Hsuan Huang
  • Publication number: 20170205606
    Abstract: The present disclosure provides an image capturing optical system comprising: a positive first lens element having a convex object-side surface; a negative second lens element having a concave object-side surface; a third lens element; a fourth lens element having a convex object-side surface and a concave image-side surface, the object-side surface and the image-side surface thereof being aspheric; a fifth lens element having a concave image-side surface concave, both of the object-side surface and the image-side surface being aspheric, at least one of the object-side surface and the image-side surface having at least one convex shape in an off-axis region thereof.
    Type: Application
    Filed: March 31, 2017
    Publication date: July 20, 2017
    Inventors: KUAN-MING CHEN, WEI-YU CHEN
  • Patent number: 9696519
    Abstract: The present disclosure provides an imaging optical lens assembly, including, in order from an object side to an image side: a first lens element with negative refractive power having an object-side surface being concave in a paraxial region, a second lens element with positive refractive power, a third lens element with negative refractive power, a fourth lens element with positive refractive power, and a fifth lens element with negative refractive power having an image-side surface being concave in a paraxial region and at least one convex shape in an off-axial region on the image-side surface, wherein the imaging optical lens assembly has a total of five lens elements.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: July 4, 2017
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Kuan-Ming Chen, Hsin-Hsuan Huang
  • Publication number: 20170168264
    Abstract: The present disclosure provides an imaging optical lens assembly, including, in order from an object side to an image side: a first lens element with negative refractive power having an object-side surface being concave in a paraxial region, a second lens element with positive refractive power, a third lens element with negative refractive power, a fourth lens element with positive refractive power, and a fifth lens element with negative refractive power having an image-side surface being concave in a paraxial region and at least one convex shape in an off-axial region on the image-side surface, wherein the imaging optical lens assembly has a total of five lens elements.
    Type: Application
    Filed: April 18, 2016
    Publication date: June 15, 2017
    Inventors: KUAN-MING CHEN, HSIN-HSUAN HUANG
  • Patent number: 9645363
    Abstract: The present disclosure provides an image capturing optical system comprising: a positive first lens element having a convex object-side surface; a negative second lens element having a concave object-side surface; a third lens element; a fourth lens element having a convex object-side surface and a concave image-side surface, the object-side surface and the image-side surface thereof being aspheric; a fifth lens element having a concave image-side surface concave, both of the object-side surface and the image-side surface being aspheric, at least one of the object-side surface and the image-side surface having at least one convex shape in an off-axis region thereof.
    Type: Grant
    Filed: April 6, 2016
    Date of Patent: May 9, 2017
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Kuan-Ming Chen, Wei-Yu Chen
  • Patent number: 9482844
    Abstract: An imaging lens system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, and a fifth lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element with negative refractive power has a convex object-side surface and a concave image-side surface. The third lens element with negative refractive power has a concave image-side surface and the image-side surface having at least one inflection point in an off-axis region. The fourth lens element with positive refractive power has a concave object-side surface and a convex image-side surface. The fifth lens element with negative refractive power has a concave object-side surface and a concave image-side surface with at least one convex shape in an off-axis region.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: November 1, 2016
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Cheng-Chen Lin, Hsiang-Chi Tang, Kuan-Ming Chen, Wei-Yu Chen
  • Patent number: 9477064
    Abstract: An image capturing apparatus is applied in air or in a non-air medium and includes a lens assembly, an image sensor and a removable cover lens. The lens assembly includes at least one lens element. The image sensor is disposed on an image surface of the lens assembly. When the image capturing apparatus is applied in the non-air medium, the removable cover lens, the lens assembly and the image sensor are disposed along an optical axis in order from an object side to an image side.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: October 25, 2016
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Kuan-Ming Chen, Hsiang-Chi Tang, Wei-Yu Chen