Patents by Inventor Wen-Yu Tsai

Wen-Yu Tsai 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: 20240077657
    Abstract: An imaging lens assembly includes a first optical element and a low-reflection layer. The first optical element has a central opening, and includes a first surface, a second surface and a first outer diameter surface. The first outer diameter surface is connected to the first surface and the second surface. The low-reflection layer is located on at least one of the first surface and the second surface, and includes a carbon black layer, a nano-microstructure and a coating layer. The nano-microstructure is directly contacted with and connected to the carbon black layer, and the nano-microstructure is farther from the first optical element than the carbon black layer from the first optical element. The coating layer is directly contacted with and connected to the nano-microstructure, and the coating layer is farther from the first optical element than the nano-microstructure from the first optical element.
    Type: Application
    Filed: November 13, 2023
    Publication date: March 7, 2024
    Inventors: Wen-Yu TSAI, Heng-Yi SU, Ming-Ta CHOU, Chien-Pang CHANG, Kuo-Chiang CHU
  • Publication number: 20240077656
    Abstract: An imaging lens assembly includes a first optical element and a low-reflection layer. The first optical element has a central opening, and includes a first surface, a second surface and a first outer diameter surface. The first outer diameter surface is connected to the first surface and the second surface. The low-reflection layer is located on at least one of the first surface and the second surface, and includes a carbon black layer, a nano-microstructure and a coating layer. The nano-microstructure is directly contacted with and connected to the carbon black layer, and the nano-microstructure is farther from the first optical element than the carbon black layer from the first optical element. The coating layer is directly contacted with and connected to the nano-microstructure, and the coating layer is farther from the first optical element than the nano-microstructure from the first optical element.
    Type: Application
    Filed: November 13, 2023
    Publication date: March 7, 2024
    Inventors: Wen-Yu TSAI, Heng-Yi SU, Ming-Ta CHOU, Chien-Pang CHANG, Kuo-Chiang CHU
  • Publication number: 20240061150
    Abstract: An optical lens assembly includes at least one optical element. At least one of the at least one optical element includes a multi-layer coating membrane, and the multi-layer coating membrane is formed by alternately stacking high refractive index layers and low refractive index layers. The multi-layer coating membrane is a dual-bandpass filtering membrane.
    Type: Application
    Filed: October 27, 2023
    Publication date: February 22, 2024
    Inventors: Wen-Yu TSAI, Hsiang-Chi TANG, Yu Jie HONG, Chun-Hung TENG
  • Publication number: 20240048845
    Abstract: A shiftable image sensor module includes an image sensor and a shiftable circuit element. The shiftable circuit element includes a movable portion, a fixed portion, an elastic connecting portion and a conducting wire portion. The image sensor is disposed on the movable portion. The fixed portion is disposed around the movable portion. The elastic connecting portion is connected to the movable portion and the fixed portion. The conducting wire portion includes a plurality of conducting wire units, and each of the conducting wire units is electrically connected from the fixed portion to the image sensor. Each of the conducting wire units includes at least one conductor line, and the conductor line includes an air insulation layer located on an outer surface of the conductor line.
    Type: Application
    Filed: July 28, 2023
    Publication date: February 8, 2024
    Inventors: Lin-An CHANG, Wen-Yu TSAI, Jyun-Jia CHENG, Ming-Ta CHOU
  • Publication number: 20240014234
    Abstract: An image sensor includes an image sensor die, a light transmitting element, at least one anti-reflection coating and at least one anti-reflection structure. The image sensor die includes a photoelectric conversion layer and a micro lens layer. The micro lens layer is disposed above the photoelectric conversion layer for converging the light onto the photoelectric conversion layer. The light transmitting element is disposed above the micro lens layer, and a gap is formed between the light transmitting element and the micro lens layer, the light passes through the light transmitting element and then travels into the image sensor. The anti-reflection coating is at least disposed on an upper surface of the light transmitting element. The anti-reflection structure is disposed on at least one of a lower surface of the light transmitting element and the micro lens layer.
    Type: Application
    Filed: July 5, 2023
    Publication date: January 11, 2024
    Inventors: Tzu-Kan CHEN, Chen-Wei FAN, Wen-Yu TSAI
  • Patent number: 11852848
    Abstract: An imaging lens assembly includes a first optical element and a low-reflection layer. The first optical element has a central opening, and includes a first surface, a second surface and a first outer diameter surface. The first outer diameter surface is connected to the first surface and the second surface. The low-reflection layer is located on at least one of the first surface and the second surface, and includes a carbon black layer, a nano-microstructure and a coating layer. The nano-microstructure is directly contacted with and connected to the carbon black layer, and the nano-microstructure is farther from the first optical element than the carbon black layer from the first optical element. The coating layer is directly contacted with and connected to the nano-microstructure, and the coating layer is farther from the first optical element than the nano-microstructure from the first optical element.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: December 26, 2023
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Wen-Yu Tsai, Heng-Yi Su, Ming-Ta Chou, Chien-Pang Chang, Kuo-Chiang Chu
  • Publication number: 20230370707
    Abstract: An imaging lens assembly includes optical elements and a light path folding mechanism. The light path folding mechanism is disposed on the optical axis to fold an optical axis at least once, and includes a light folding element, a light blocking structure and a nanostructure layer. The light folding element includes a reflecting surface, an incident surface and an exit surface. The reflecting surface is configured to fold an incident light path towards an exit light path. The light blocking structure is disposed on at least one of the incident surface and the exit surface, and includes a main light blocking portion located on a peripheral portion closest to the optical axis on a cross section passing through the optical axis. The nanostructure layer is continuously distributed over at least one of the incident surface and the exit surface and the main light blocking portion.
    Type: Application
    Filed: May 8, 2023
    Publication date: November 16, 2023
    Inventors: Heng-Yi SU, Ming-Ta CHOU, Wen-Yu TSAI
  • Publication number: 20230324588
    Abstract: A metal light blocking element includes an outer diameter surface, a first annular surface, a second annular surface and an anti-reflecting layer. The outer diameter surface surrounds the metal light blocking element. The first annular surface is disposed opposite to the outer diameter surface, and the first annular surface is closer to a central axis than the outer diameter surface to the central axis. The second annular surface is disposed opposite to the outer diameter surface, the second annular surface is closer to the central axis than the outer diameter surface to the central axis, and the first annular surface is connected to the second annular surface to form a minimum opening structure. The anti-reflecting layer is disposed on the first annular surface and the second annular surface, and includes a light absorbing layer and a nanostructure layer. The nanostructure layer is disposed on the light absorbing layer.
    Type: Application
    Filed: March 17, 2023
    Publication date: October 12, 2023
    Inventors: Wen-Yu TSAI, Lin-An CHANG, Ming-Ta CHOU
  • Publication number: 20230305200
    Abstract: An optical lens assembly includes at least one optical lens element and at least one optical element. At least one surface of the at least one optical lens element or the at least one optical element includes a low reflection layer, and the low reflection layer includes a rough layer, a nanocrystalline particle and a hydrophobic layer. The nanocrystalline particle is disposed between the rough layer and the hydrophobic layer, and the hydrophobic layer is farther away from the surface of the at least one optical lens element or the at least one optical element than the nanocrystalline particle. A material of the nanocrystalline particle at least includes SiO2.
    Type: Application
    Filed: March 22, 2023
    Publication date: September 28, 2023
    Inventors: Wen-Yu TSAI, Cheng-Yu TSAI, Chun-Hung TENG
  • Publication number: 20230305261
    Abstract: An imaging lens assembly includes a plurality of optical elements and a lens barrel. At least one optical element of the optical elements is a lens element. The lens element includes an optical effective portion, a peripheral portion, a light-blocking coating layer and a nanostructure layer. The light-blocking coating layer is disposed on at least one surface of the object-side peripheral surface and the image-side peripheral surface and includes a tapered portion. The tapered portion is tapered adjacent to a boundary between the optical effective portion and the peripheral portion. The nanostructure layer is disposed on the optical effective portion and the tapered portion of the light-blocking coating layer, and the nanostructure layer has a plurality of irregular ridge-shaped protrusions. The tapered portion of the light-blocking coating layer forms a light-passing opening adjacent to the boundary along a direction surrounding the optical axis.
    Type: Application
    Filed: March 2, 2023
    Publication date: September 28, 2023
    Inventors: Heng-Yi SU, Ming-Ta CHOU, Wen-Yu TSAI, Jyun-Jia CHENG
  • Publication number: 20230251400
    Abstract: An optical lens assembly includes at least one optical element. At least one of the at least one optical element includes a multi-layer coating membrane, and the multi-layer coating membrane is formed by alternately stacking high refractive index layers and low refractive index layers. The multi-layer coating membrane is a dual-bandpass filtering membrane.
    Type: Application
    Filed: November 14, 2022
    Publication date: August 10, 2023
    Inventors: Wen-Yu TSAI, Hsiang-Chi TANG, Yu Jie HONG, Chun-Hung TENG
  • Publication number: 20230204828
    Abstract: An imaging lens includes a lens element, a light blocking sheet, and a lens barrel accommodating the lens element and the light blocking sheet. The light blocking sheet includes a first object-side surface, a first image-side surface, a first inner ring surface, a first microstructure, and a first nanostructure layer. The first image-side surface is opposite to the first object-side surface. The first inner ring surface is located between the first object-side surface and the first image-side surface and defines a first light passage opening. The first microstructure is disposed on the first object-side surface or the first image-side surface. The first microstructure has a plurality of protrusions. The first nanostructure layer is disposed on the first inner ring surface. The first nanostructure layer has a plurality of ridge-like protrusions extending non-directionally.
    Type: Application
    Filed: May 27, 2022
    Publication date: June 29, 2023
    Applicant: LARGAN PRECISION CO., LTD.
    Inventors: Chien-Pang CHANG, Chen Wei FAN, Ssu-Hsin LIU, Wen-Yu TSAI, Ming-Ta CHOU
  • Publication number: 20230144185
    Abstract: A portable nebulizer and a vertical-type medicine containing and nebulizing assembly thereof are provided. The vertical-type medicine containing and nebulizing assembly includes a medicine storage module, a nebulizing module and an induction module. The nebulizing module includes a nebulizing device and a first conductive structure. The induction module includes a metal induction element disposed in the medicine storage module and a second conductive structure electrically connected to the metal induction element. The medicine storage casing has an inner surrounding area located in the medicine storage space. The metal induction element has an exposed induction portion exposed on the inner surrounding area for receiving a signal generated by the nebulizing device. Therefore, when a predetermined medicinal liquid contained in the medicine storage space is nebulized through the nebulizing device, the signal generated by the nebulizing device can be transmitted to a microprocessor through the induction module.
    Type: Application
    Filed: October 21, 2022
    Publication date: May 11, 2023
    Inventors: Wen-Yu Tsai, CHIEN-SHEN TSAI
  • Publication number: 20230143018
    Abstract: An optical lens assembly includes a lens barrel and an optical lens group. The lens barrel includes a light entering hole, which is configured for allowing a light to enter the lens barrel. The lens barrel accommodates the optical lens group, and an optical axis passes through the optical lens group. The optical lens group includes a plurality of lens elements and at least one light blocking sheet. The light blocking sheet is an opaque sheet-shaped element and surrounds the optical axis to form a light passing hole. The light blocking sheet includes an object-side surface and an image-side surface, and the object-side surface is located more adjacent to the light entering hole than the image-side surface thereto. A first film layer is disposed on the object-side surface.
    Type: Application
    Filed: October 26, 2022
    Publication date: May 11, 2023
    Inventors: Ssu-Hsin LIU, Chen-Wei FAN, Ming-Ta CHOU, Chien-Pang CHANG, Wen-Yu TSAI
  • Publication number: 20230115906
    Abstract: An imaging optical system includes an infrared light absorbing element, an infrared light reducing film and a plate element in order along a paraxial path. The infrared light absorbing element is made of an infrared light absorbing plastic material, and the infrared light absorbing element is configured to refract a light. The infrared light reducing film is closer to an image surface of the imaging optical system than an incident surface of the infrared light absorbing element to the image surface of the imaging optical system. The plate element is disposed between the infrared light reducing film and the image surface, the plate element includes a translucent portion, a holder portion and a taper structure coating. The taper structure coating is disposed on at least one of an incident surface and an exit surface of the translucent portion.
    Type: Application
    Filed: September 21, 2022
    Publication date: April 13, 2023
    Inventors: Pei-Chi CHANG, Chien-Pang CHANG, Yu-Chen LAI, Ming-Ta CHOU, Wen-Yu TSAI, Kuo-Chiang CHU
  • Publication number: 20230077325
    Abstract: A nebulizer assembly and an airflow-guiding component thereof are provided. The airflow-guiding component includes an air-guiding part and a structural matching part. The air-guiding part includes a first hollow tube body, a second hollow tube body, and an air-guiding structure connected between the first hollow tube body and the second hollow tube body. The structural matching part is connected to the first hollow tube body. The air-guiding structure has a plurality of rear main air-introducing channels surrounding the first hollow tube body, and each of the plurality of rear main air-introducing channels has a rear main air-introducing opening perpendicular or inclined to the structural matching part. Therefore, external air outside the airflow-guiding component can be guided into the rear air-guiding channel through the plurality of rear main air-introducing channels.
    Type: Application
    Filed: December 29, 2021
    Publication date: March 16, 2023
    Inventors: Wen-Yu Tsai, CHIA-CHIEN CHANG
  • Publication number: 20230073044
    Abstract: An optical imaging lens assembly includes at least one optical lens element. The optical lens element includes an anti-reflective coating, and the anti-reflective coating is arranged on at least one surface of the optical lens element. The anti-reflective coating includes a high-low refractive coating and a gradient refractive coating, and the high-low refractive coating is arranged between the optical lens element and the gradient refractive coating. The high-low refractive coating includes at least one high refractive coating layer and at least one low refractive coating layer, which are stacked in alternations. The low refractive coating layer is in contact with the optical lens element. The gradient refractive coating includes a plurality of holes, and the holes away from the optical lens element are relatively larger than the holes close to the optical lens element.
    Type: Application
    Filed: August 18, 2022
    Publication date: March 9, 2023
    Inventors: Wen-Yu TSAI, Chien-Pang CHANG, Cheng-Yu TSAI, Chun-Hung TENG, Kuo-Chiang CHU
  • Publication number: 20220407993
    Abstract: A camera module includes an imaging lens assembly module and an image sensor. The image sensor is disposed on an image surface of the imaging lens assembly module and includes a photoelectric converting layer, a micro lens arrays layer, a light filtering layer and an anti-reflecting layer. The photoelectric converting layer is for converting a light signal to an electric signal. The micro lens arrays layer is for converging an energy of the imaging light into the photoelectric converting layer. The light filtering layer is for absorbing a light at a certain wavelength region of the imaging light. The anti-reflecting layer is disposed on a surface of at least one of the light filtering layer and the micro lens arrays layer and includes an irregular nano-crystallite structure layer and an optical connecting layer. The optical connecting layer is connected to the irregular nano-crystallite structure layer.
    Type: Application
    Filed: April 21, 2022
    Publication date: December 22, 2022
    Inventors: Wen-Yu TSAI, Chien-Pang CHANG, Lin-An CHANG, Ming-Ta CHOU, Cheng-Feng LIN, Kuo-Chiang CHU
  • Publication number: 20220400193
    Abstract: A camera module includes an imaging lens assembly, an image sensor and an optical plate. The image sensor is disposed on an image surface of the imaging lens assembly. The optical plate is disposed between the imaging lens assembly and the image sensor, and includes a substrate and at least one anti-reflection layer. The substrate has an object-side surface and an image-side surface, the object-side surface faces towards an object side, the image-side surface faces towards an image side, and the object-side surface is parallel with the image-side surface. The at least one anti-reflection layer is disposed on the object-side surface or the image-side surface of the substrate, the anti-reflection layer includes a nanocrystal structure layer and an optical-connecting layer, wherein the nanocrystal structure layer includes a metal oxide crystal, the optical-connecting layer connects the substrate and the nanocrystal structure layer.
    Type: Application
    Filed: May 18, 2022
    Publication date: December 15, 2022
    Inventors: Wen-Yu TSAI, Chien-Pang CHANG, Lin-An CHANG, Ming-Ta CHOU, Kuo-Chiang CHU
  • Patent number: D1006215
    Type: Grant
    Filed: April 24, 2022
    Date of Patent: November 28, 2023
    Assignee: HCMed Innovations Co., LTD.
    Inventors: Chia-Chien Chang, Wen-Yu Tsai, Edgar Hernan Cuevas Brun