Patents by Inventor I-Hsuan Chen

I-Hsuan 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).

  • Patent number: 12372746
    Abstract: An imaging system 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 and a fifth lens element. The first lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof. The second lens element with positive refractive power has an image-side surface being convex in a paraxial region thereof. The third 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 fifth lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof and having at least one inflection point.
    Type: Grant
    Filed: October 5, 2022
    Date of Patent: July 29, 2025
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Wei-Xiang Fu, Jin Sen Wang, I-Hsuan Chen, Hsin-Hsuan Huang
  • Patent number: 12367569
    Abstract: A method includes forming a package component, the package component comprising an integrated circuit die, attaching the package component to a package substrate; placing a heat spreader over the package component and the package substrate to form an integrated circuit package, wherein a height of the integrated circuit package is in a range from 2.5 mm to 6 mm, and performing a first automatic optical inspection (AOI) process on the integrated circuit package using an AOI apparatus to determine if the orientation and alignment of the heat spreader with regards to the package substrate is within specification, wherein the AOI apparatus comprises a lens that has a maximum depth of field that is greater than the height of the integrated circuit package, and wherein during the first AOI process the depth of field encompasses an entirety of the height of the integrated circuit package.
    Type: Grant
    Filed: April 27, 2022
    Date of Patent: July 22, 2025
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: I-Hsuan Chen, Ying-Hao Wang, Chien-Lung Chen, Chien-Chi Tzeng, Hu-Wei Lin
  • Patent number: 12263488
    Abstract: In at least one illustrative embodiment, an electromagnetic filter may include a transfer pipe and multiple electromagnetic filter elements positioned in an interior volume of the pipe. Each electromagnetic filter element includes a support comb, a solenoid coupled to the support comb, and multiple magnetic members arranged in a planar array positioned within an opening of the support comb. Each magnetic member may rotate about an end that is coupled to the support comb. The magnetic members may be magnetostrictive sensors and may include a biorecognition element to bind with a target microorganism. A method for fluid filtration includes coupling the electromagnetic filter between a fluid source and a fluid destination, energizing the solenoids of each electromagnetic filter elements, and flowing a fluid media through the transfer pipe of the electromagnetic filter. The fluid media may be liquid food such as fruit juice. Other embodiments are described and claimed.
    Type: Grant
    Filed: January 3, 2023
    Date of Patent: April 1, 2025
    Assignee: Auburn University
    Inventors: Bryan A. Chin, Shin Horikawa, Steve R. Best, I-Hsuan Chen, Zhongyang Cheng, Songtao Du
  • Patent number: 12117452
    Abstract: Method of identifying host-cell proteins in a sample matrix are provided.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: October 15, 2024
    Assignee: Regeneron Pharmaceuticals, Inc.
    Inventors: I-Hsuan Chen, Hui Xiao, Ning Li
  • Publication number: 20240280584
    Abstract: The present application provides methods and systems to identify host cell protein (HCP) impurities in a sample containing high-abundance proteins. The HCP impurities can be enriched using interacting peptide ligands which have been attached to solid support. The HCP impurities can be eluted from the solid support using solution containing phase transfer surfactants. The isolated HCP impurities can be digested to generate components of the isolated HCP impurities which can subsequently be identified using a mass spectrometer.
    Type: Application
    Filed: April 26, 2024
    Publication date: August 22, 2024
    Inventors: I-Hsuan Chen, Hui Xiao, Ning Li
  • Publication number: 20240241348
    Abstract: An image capturing system lens assembly is disclosed, comprising seven lens elements, the seven lens elements being, 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, a sixth lens element, and a seventh lens element. Each of the seven lens elements has an object-side surface facing the object side and an image-side surface facing the image side. An axial distance between the object-side surface of the first lens element and an image surface is TL, a focal length of the image capturing system lens assembly is f, and the following condition is satisfied: 6.00<TL/f<28.00.
    Type: Application
    Filed: May 10, 2023
    Publication date: July 18, 2024
    Inventors: I-CHIEH CHEN, Hsin-Hsuan Huang, I-Hsuan Chen
  • Patent number: 12007396
    Abstract: The present application provides methods and systems to identify host cell protein (HCP) impurities in a sample containing high-abundance proteins. The HCP impurities can be enriched using interacting peptide ligands which have been attached to solid support. The HCP impurities can be eluted from the solid support using solution containing phase transfer surfactants. The isolated HCP impurities can be digested to generate components of the isolated HCP impurities which can subsequently be identified using a mass spectrometer.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: June 11, 2024
    Assignee: Regeneron Pharmaceuticals, Inc.
    Inventors: I-Hsuan Chen, Hui Xiao, Ning Li
  • Publication number: 20240168261
    Abstract: A photographing system 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 and a fourth lens element. Each of the four lens elements has an object-side surface facing toward the object side and an image-side surface facing toward the image side. At least one surface of at least one lens element in the photographing system lens assembly has at least one inflection point. The first lens element has positive refractive power, the object-side surface of the first lens element is convex in a paraxial region thereof, and the image-side surface of the first lens element is convex in a paraxial region thereof. The object-side surface of the second lens element is concave in a paraxial region thereof. The image-side surface of the third lens element is concave in a paraxial region thereof.
    Type: Application
    Filed: March 10, 2023
    Publication date: May 23, 2024
    Applicant: LARGAN PRECISION CO., LTD.
    Inventors: Yu-Tai TSENG, Po-Wei CHEN, I-Hsuan CHEN, Hsin-Hsuan HUANG
  • Publication number: 20240159937
    Abstract: A photographing lens assembly includes at least four lens elements that are, in order from an object side to an image side along an optical path, a first lens element, a second lens element, at least one subsequent lens element and a last lens element that is closest to an image surface. Each of the at least four lens elements has an object-side surface facing toward the object side and an image-side surface facing toward the image side. At least one surface among lens surfaces from the image-side surface of the second lens element to the object-side surface of the last lens element is a metasurface having a subwavelength microstructure.
    Type: Application
    Filed: January 17, 2023
    Publication date: May 16, 2024
    Applicant: LARGAN PRECISION CO., LTD.
    Inventors: Guan-Bo LIN, Hsiang-Chi TANG, Chun-Che HSUEH, I-Hsuan CHEN
  • Publication number: 20240085664
    Abstract: An imaging system 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 and a fifth lens element. The first lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof. The second lens element with positive refractive power has an image-side surface being convex in a paraxial region thereof. The third 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 fifth lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof and having at least one inflection point.
    Type: Application
    Filed: October 5, 2022
    Publication date: March 14, 2024
    Applicant: LARGAN PRECISION CO., LTD.
    Inventors: Wei-Xiang FU, Jin Sen WANG, I-Hsuan CHEN, Hsin-Hsuan HUANG
  • Publication number: 20240053588
    Abstract: A folded optical system includes an optical folding assembly and lens elements. The optical folding assembly has a first transmissive surface, a first reflective surface, a second reflective surface substantially the same interface as the first transmissive surface, a third reflective surface and a second transmissive surface sequentially along an optical path. The optical path reaches the first reflective surface via the first transmissive surface along a first optical axis to be sequentially redirected to a second optical axis, a third optical axis, and a fourth optical axis respectively by the first reflective surface, the second reflective surface, and the third reflective surface and reaches an image surface via the second transmissive surface. The lens elements at least include a first lens element located on the first optical axis. The first lens element with positive refractive power has a light incident surface being convex in a paraxial region thereof.
    Type: Application
    Filed: September 19, 2022
    Publication date: February 15, 2024
    Applicant: LARGAN PRECISION CO., LTD.
    Inventors: Hsiang-Chi TANG, I-Hsuan CHEN, Hsin-Hsuan HUANG
  • Publication number: 20240004162
    Abstract: An imaging system lens assembly includes six lens elements which are, in order from an object side to an image side along an optical path: 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. Each of the six lens elements has an object-side surface facing toward the object side and an image-side surface facing toward the image side. The first lens element has positive refractive power. The image-side surface of the fifth lens element is convex in a paraxial region thereof. The image-side surface of the sixth lens element is concave in a paraxial region thereof, and the image-side surface of the sixth lens element has at least one inflection point.
    Type: Application
    Filed: August 30, 2022
    Publication date: January 4, 2024
    Applicant: LARGAN PRECISION CO., LTD.
    Inventors: Yu Jui LIN, Kuan-Ting YEH, I-Hsuan CHEN, Hsin-Hsuan HUANG
  • Publication number: 20230384558
    Abstract: An imaging system lens assembly includes 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 in order from an object side to an image side along an optical path. Each of the six lens elements has an object-side surface facing toward the object side and an image-side surface facing toward the image side. The first lens element has positive refractive power. The fifth lens element has positive refractive power. The image-side surface of the fifth lens element is concave in a paraxial region thereof. The image-side surface of the sixth lens element has at least one inflection point. A central thickness of the first lens element is a maximum among central thicknesses of all lens elements of the imaging system lens assembly.
    Type: Application
    Filed: August 10, 2022
    Publication date: November 30, 2023
    Applicant: LARGAN PRECISION CO., LTD.
    Inventors: Yu Jui LIN, Cheng-Chen LIN, Chun-Che HSUEH, Hsin-Hsuan HUANG, I-Hsuan CHEN
  • Publication number: 20230375803
    Abstract: An image lens assembly includes five lens elements which are, in order from an outer side to an inner side along an optical path: a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element. Each of the five lens elements has an outer-side surface facing toward the outer side and an inner-side surface facing toward the inner side. The outer-side surface of the first lens element is concave in a paraxial region thereof, and the outer-side surface of the first lens element has at least one inflection point.
    Type: Application
    Filed: August 11, 2022
    Publication date: November 23, 2023
    Applicant: LARGAN PRECISION CO., LTD.
    Inventors: Shih-Han CHEN, Hsin-Hsuan HUANG, I-Hsuan CHEN
  • Publication number: 20230351577
    Abstract: A method includes forming a package component, the package component comprising an integrated circuit die, attaching the package component to a package substrate; placing a heat spreader over the package component and the package substrate to form an integrated circuit package, wherein a height of the integrated circuit package is in a range from 2.5 mm to 6 mm, and performing a first automatic optical inspection (AOI) process on the integrated circuit package using an AOI apparatus to determine if the orientation and alignment of the heat spreader with regards to the package substrate is within specification, wherein the AOI apparatus comprises a lens that has a maximum depth of field that is greater than the height of the integrated circuit package, and wherein during the first AOI process the depth of field encompasses an entirety of the height of the integrated circuit package.
    Type: Application
    Filed: April 27, 2022
    Publication date: November 2, 2023
    Inventors: I-Hsuan Chen, Ying-Hao Wang, Chien-Lung Chen, Chien-Chi Tzeng, Hu-Wei Lin
  • Publication number: 20230333347
    Abstract: A photographing optical lens assembly includes five lens elements which are, in order from an object side to an image side along an optical path: a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element. Each of the five lens elements has an object-side surface facing toward the object side and an image-side surface facing toward the image side. The image-side surface of the second lens element is concave in a paraxial region thereof. The third lens element has negative refractive power. The fourth lens element has positive refractive power. The object-side surface of the fifth lens element is convex in a paraxial region thereof, the image-side surface of the fifth lens element is concave in a paraxial region thereof, and the image-side surface of the fifth lens element has at least one inflection point.
    Type: Application
    Filed: June 30, 2022
    Publication date: October 19, 2023
    Applicant: LARGAN PRECISION CO., LTD.
    Inventors: Yu-Tai TSENG, Meng-Kuan CHO, I-Hsuan CHEN
  • Patent number: 11715180
    Abstract: An apparatus including an interface and a processor. The interface may be configured to receive video frames generated by a plurality of capture devices. The processor may be configured to perform operations to detect objects in the video frames received from a first of the capture devices, determine depth information corresponding to the objects detected, determine blending lines in response to the depth information, perform video stitching operations on the video frames from the capture devices based on the blending lines and generate panoramic video frames in response to the video stitching operations. The blending lines may correspond to gaps in a field of view of the panoramic video frames. The blending lines may be determined to prevent the objects from being in the gaps in the field of view. The panoramic video frames may be generated to fit a size of a display.
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: August 1, 2023
    Assignee: Ambarella International LP
    Inventors: I-Hsuan Chen, Hung-Ling Lu, Yen-Yu Chen
  • Publication number: 20230149946
    Abstract: In at least one illustrative embodiment, an electromagnetic filter may include a transfer pipe and multiple electromagnetic filter elements positioned in an interior volume of the pipe. Each electromagnetic filter element includes a support comb, a solenoid coupled to the support comb, and multiple magnetic members arranged in a planar array positioned within an opening of the support comb. Each magnetic member may rotate about an end that is coupled to the support comb. The magnetic members may be magnetostrictive sensors and may include a biorecognition element to bind with a target microorganism. A method for fluid filtration includes coupling the electromagnetic filter between a fluid source and a fluid destination, energizing the solenoids of each electromagnetic filter elements, and flowing a fluid media through the transfer pipe of the electromagnetic filter. The fluid media may be liquid food such as fruit juice. Other embodiments are described and claimed.
    Type: Application
    Filed: January 3, 2023
    Publication date: May 18, 2023
    Inventors: Bryan A. Chin, Shin Horikawa, Steve R. Best, I-Hsuan Chen, Zhongyang Cheng, Songtao Du
  • Patent number: 11541399
    Abstract: In at least one illustrative embodiment, an electromagnetic filter may include a transfer pipe and multiple electromagnetic filter elements positioned in an interior volume of the pipe. Each electromagnetic filter element includes a support comb, a solenoid coupled to the support comb, and multiple magnetic members arranged in a planar array positioned within an opening of the support comb. Each magnetic member may rotate about an end that is coupled to the support comb. The magnetic members may be magnetostrictive sensors and may include a biorecognition element to bind with a target microorganism. A method for fluid filtration includes coupling the electromagnetic filter between a fluid source and a fluid destination, energizing the solenoids of each electromagnetic filter elements, and flowing a fluid media through the transfer pipe of the electromagnetic filter. The fluid media may be liquid food such as fruit juice. Other embodiments are described and claimed.
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: January 3, 2023
    Assignee: Auburn University
    Inventors: Bryan A. Chin, Shin Horikawa, Steve R. Best, I-Hsuan Chen, Zhongyang Cheng, Songtao Du
  • Patent number: 11507213
    Abstract: A touch display device includes a substrate, a plurality of scan lines, a plurality of thin film transistors and a plurality of touch electrodes. The scan lines and the thin film transistors are disposed on the substrate, and each of the thin film transistors is electrically connected to a corresponding scan line of the scan lines. The scan lines include a first scan line. The touch electrodes are disposed on the substrate, the touch electrodes include a first touch electrode and a second touch electrode, the first touch electrode is adjacent to the second touch electrode, the first scan line is disposed between the first touch electrode and the second touch electrode, and the first scan line is partially covered by the first touch electrode.
    Type: Grant
    Filed: May 10, 2022
    Date of Patent: November 22, 2022
    Assignee: HANNSTAR DISPLAY CORPORATION
    Inventors: I-Hsuan Chen, Mu-Kai Kang, Cheng-Yen Yeh