Patents Assigned to DARWIN PRECISIONS CORPORATION
  • Patent number: 12374240
    Abstract: The present invention provides a display panel, including a backplane having flexibility, a first fixing member, a front frame having flexibility, and a display module provided between the backplane and the front frame. The backplane has a base plate with a first side. The first fixing member extends corresponding to the first side and has a first predetermined curvature. The first fixing member at least has a first wall body standing upright relative to the base plate, and the first fixing member is relatively fixed to the backplane, so that the curvature of the backplane can be adjusted corresponding to the first fixing member. The front frame is provided in a manner that extends correspondingly to the periphery of the backplane, and is relatively fixed to the backplane, so that the curvature of the front frame is relatively adapted to that of the backplane.
    Type: Grant
    Filed: August 28, 2023
    Date of Patent: July 29, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Ming-Chin Tsai, Chia-Hsin Jow, Chi-Chang Chen, Chia-Hsin Chang
  • Patent number: 12358708
    Abstract: A mask package comprises a package body, a cover body and a first buffer. The package body has a bottom and a side wall, where the side wall has a top; the side wall is connected with the bottom, the top is located on a side opposite to a side where the side wall is connected with the bottom, and the side wall surrounds the bottom to form an accommodating space. The cover body is disposed on the top of the side wall and masks the accommodating space. The first buffer has a first length and a first width, and is disposed between the package body and the cover body, where the accommodating space has a second length and a second width, the second length is less than the first length and the second width is less than the first width.
    Type: Grant
    Filed: July 26, 2023
    Date of Patent: July 15, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventor: Cheng-Wei Lin
  • Patent number: 12345910
    Abstract: A backlight module includes a light guide plate and a light source module. The light guide plate includes a light receiving surface, a light exit surface, and a bottom surface. The light exit surface is connected to a first end of the light receiving surface. The bottom surface is connected to a second end of the light receiving surface opposite to the first end and located opposite to the light exit surface. The bottom surface includes a central region and a peripheral girdle region at least partially surrounding the central region. The central region includes a plurality of first reflecting structures, and the peripheral girdle region includes a plurality of second reflecting structures. The second reflecting structure is different from the first reflecting structure. The light source module is disposed along the light receiving surface and provides light beams incident into the light receiving surface.
    Type: Grant
    Filed: May 11, 2023
    Date of Patent: July 1, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Yu-Huan Chiu, Chien-Wei Liao, Yen-Lung Chen
  • Patent number: 12341144
    Abstract: Embodiments of the instant disclosure are directed to a touch light-emitting decoration nameplate and a fabrication method thereof. The touch light-emitting decoration nameplate comprises a transparent substrate, a first decoration ink layer, a circuit layer, a light-emitting element and an electronic element. The transparent substrate includes a first surface and a second surface, and the second surface is disposed opposite to the first surface. The first decoration ink layer is disposed on either the first surface or the second surface of the transparent substrate. The circuit layer is disposed on either the first decoration ink layer or the first surface of the transparent substrate. The circuit layer includes at least a light-emitting line and a touch-sensing line. The light-emitting element is disposed on the light-emitting line of the circuit layer, and is electrically connected to the light-emitting line.
    Type: Grant
    Filed: February 23, 2023
    Date of Patent: June 24, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Hsuan Yao, Yu Jen Lai
  • Patent number: 12297998
    Abstract: A light emitting module is disclosed. The light emitting module includes a board, a plurality of light sources, and a package layer. The board includes a first surface. The plurality of light sources are disposed on the first surface. The package layer is disposed on the first surface, which contacts and surrounds the light sources. A plurality of micro-structure areas are defined on the face of the package layer opposite to the first surface, wherein the micro-structure areas are disconnected with each other. The orthographic projection of each micro-structure area on the first surface covers the respective orthographic projection of one of the plurality of light sources on the first surface. The package layer concaves to form a plurality of micro-structures toward the first surface in the micro-structure areas.
    Type: Grant
    Filed: February 25, 2022
    Date of Patent: May 13, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Yu-Cheng Chang, Yu-Ming Huang
  • Patent number: 12285964
    Abstract: A structure of a screen printing plate comprises a supporting frame, a composite screen, a first and a second adhesive body, and an adhesive tape. The composite screen is connected to the supporting frame and comprises a first and a second screen. The first screen is disposed along the supporting frame and encloses a central region. The second screen covers the central region and is in partial overlapped with and connected to the first screen, wherein the screens are made from different materials. The first adhesive body is disposed between the first and the second screens and connects them. The second adhesive body is disposed on one side of the composite screen and covers the first adhesive body. The adhesive tape is opposite to the second adhesive body and is disposed on the other side of the composite screen. A manufacturing method of a screen printing plate is also provided.
    Type: Grant
    Filed: January 19, 2023
    Date of Patent: April 29, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventor: Jen Shun Lin
  • Patent number: 12283185
    Abstract: A road traffic control system includes a mobile terminal, a fixed terminal, a traffic sign, a control module, and a prompt unit. The mobile terminal includes a mobile terminal communication module for transmitting mobile terminal parameter data. The fixed terminal includes a fixed terminal communication module that is in communication connection with the mobile terminal communication module and is configured to receive the mobile terminal parameter data. The traffic sign includes a sign communication module configured to be in communication connection with the fixed terminal communication module. The control module is connected to the sign communication module. The prompt unit is connected to the control module and configured to provide a traffic instruction according to the mobile terminal parameter data.
    Type: Grant
    Filed: April 26, 2023
    Date of Patent: April 22, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventor: Chih-Ying Cheng
  • Patent number: 12281789
    Abstract: A light guide plate has a bottom surface and a light-emitting surface opposite to the bottom surface, and comprises light-guiding lenses, accommodating regions, and separating portions. The light-guiding lenses are arranged along a first direction and a second direction, and form a light-guiding lens array, where the first direction is perpendicular to the second direction, and the first direction and the second direction are parallel to the bottom surface and the light-emitting surface. The accommodating regions are arranged in the light-guiding lenses, respectively, and are configured to dispose at least one light-emitting component. Each of the separating portions is located between adjacent two of the light-guiding lenses, and the plurality of light-guiding lenses are arranged along the first direction or the second direction on two sides of each of the separating portions. The present invention further provides a backlight module.
    Type: Grant
    Filed: September 26, 2023
    Date of Patent: April 22, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Jia Wei Xu, Wen-Tai Shen
  • Patent number: 12265300
    Abstract: A backlight module includes a reflective plate, a plurality of light-emitting elements and a plurality of light guide plates. The reflective plate has light source grooves and first position limiting parts, and each light source groove has a reflective surface, a light outlet and a bottom side. The reflective surface is located between the light outlet and the bottom side. The first position limiting parts are respectively connected to the reflective surfaces and are respectively close to the light outlets. The light-emitting elements are respectively disposed in the light source grooves and respectively surrounded by the reflective surfaces. The light guide plates are respectively disposed in the light source grooves and respectively located between the reflective surfaces and the light-emitting elements. The first position limiting parts are respectively adapted to block the light guide plates from being separated from the reflective plate from the light outlets.
    Type: Grant
    Filed: April 10, 2024
    Date of Patent: April 1, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Ming Chin Tsai, Wen-Tai Shen, Chun-Fu Chuang
  • Patent number: 12265297
    Abstract: A backlight module includes a light guide plate, a light source, a low-reflective element, and a light-shielding element. The light guide plate has a light-incident surface, a light-exiting surface, and a bottom surface. The light source includes a circuit board and light-emitting elements. The circuit board is located on the light-exiting surface. The light-emitting elements are disposed on the circuit board and spaced apart. Each light-emitting element has a light-emitting surface. The low-reflective element is located on the bottom surface of the light guide plate and has a base part and extended parts. The extended parts are spaced apart and staggered the light-emitting elements. The light-shielding element is located between the circuit board and the light-exiting surface and includes adhesive members connecting the light-shielding element with the light guide plate. The adhesive members are spaced apart and staggered with the light-emitting elements.
    Type: Grant
    Filed: July 23, 2024
    Date of Patent: April 1, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventor: Hsiang-I Hu
  • Patent number: 12247831
    Abstract: A method of inspecting flatness of substrate is provided and includes providing a substrate. N first inspecting points are selected from the surface of the substrate along a first straight line, where the coordinate of the i-th first inspecting point is (Xi,Yi,Zi). By using a formula “ D = ? i = 1 N - 1 ? ( X i + 1 - X i ) 2 + ( Y i + 1 - Y i ) 2 + ( Z i + 1 - Z i ) 2 ” , a first measurement length D is calculated. By using a formula “F=(D?S)/S”, a first flatness index F is calculated. S is the horizontal distance between 1st first inspecting point and N-th first inspecting point. When the first flatness index F is larger than a first threshold, the substrate is determined to be unqualified.
    Type: Grant
    Filed: March 25, 2024
    Date of Patent: March 11, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Chin-Wang Hsu, Wen-Yi Lin
  • Patent number: 12228763
    Abstract: A switchable backlight module is disclosed. The switchable backlight module includes two light source modules arranged parallelly with respect to a plane. Each of the light source modules includes a turning film and a LGP. The LGP is of an edge-lit type arranged parallelly under the turning film. A light ray enters the LGP from a light incident side of the LGP, exits the LGP from a light emergent surface of the LGP, enters the turning film, and exits the turning film from a surface of the turning film away from the LGP. The light incident side of the LGP of one of the light source modules is perpendicular to the light incident side of the LGP of the other light source module. The switchable backlight module is in an anti-peeping mode having a narrow viewing angle when only an upper one of the light source modules emits light.
    Type: Grant
    Filed: July 19, 2023
    Date of Patent: February 18, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Yu-Huan Chiu, Chien-Wei Liao, Yen-Lung Chen
  • Patent number: 12195232
    Abstract: A tray includes a bottom plate, a surrounding wall, and limit blocks. The surrounding wall surrounds a periphery of the bottom plate. A plurality of protrusions are arranged on an inner side of the surrounding wall. The limit blocks are separably assembled on the bottom plate. Each of the limit blocks has a limit groove and a limit portion. The limit groove is adapted to be clamped with one of the protrusions. The limit portion is positioned on an opposite side of the limit groove. In this way, the tray may correspond to plates of different sizes via the limit blocks.
    Type: Grant
    Filed: February 8, 2023
    Date of Patent: January 14, 2025
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Ming Chin Tsai, Cheng Yeh Tsai
  • Patent number: 12140784
    Abstract: An optical diffusing element includes a light emitting surface. The light emitting surface has microstructures, each microstructure has a border, the border of each microstructure is completely connected with the borders of the adjacent microstructures, each microstructure has a surface profile, and a functional formula of the surface profile is: s ? ( x ) = x 2 R + R 2 - ( ? + 1 ) ? x 2 ; s(x) represents the surface profile of each microstructure on an x-axis. The value x represents a vertical projection position of the surface profile on the x-axis. The value R represents a curvature radius of a vertex of each microstructure. The value ? represents a conic coefficient of each microstructure. The microstructures have the same value R and value ?. A light emitting assembly for three-dimension sensing includes the optical diffusing element and a light source.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: November 12, 2024
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Wen-Tai Shen, Pin-Feng Yu, Ya-Han Ko, Jung-Chih Tsai
  • Patent number: 12095454
    Abstract: An electronic switch device and an electronic switch system are provided, wherein the electronic switch system includes: an electronic switch device, which includes: a sensing module, which includes: a pressure sensing module for providing a pressure sensing signal; and a touch control sensing module disposed on the pressure sensing module for providing a touch control sensing signal; and a comparator circuit coupled to the sensing module for receiving the pressure sensing signal.
    Type: Grant
    Filed: March 30, 2023
    Date of Patent: September 17, 2024
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Chia-Tsun Huang, Keng-Kuei Liang, chih-Hung Liu, Yi-Feng Chen
  • Patent number: 12089500
    Abstract: A piezoelectric haptic structure includes a thin film, a structural plate and a piezoelectric actuator. The thin film is stacked on the structural plate. The structural plate includes a plate body, a vibrating portion and an elastic portion. The plate body has an inner wall. The inner wall defines a space. The vibrating portion is located in the space and is away from the inner wall. The vibrating portion has an outer wall. The outer wall and the inner wall define a gap therebetween. The elastic portion is elastically connected between the outer wall and the inner wall. The elastic portion seals the gap. The piezoelectric actuator is sandwiched between the thin film and the vibrating portion.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: September 10, 2024
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventor: Yu-Jen Lai
  • Patent number: 12077870
    Abstract: A mask manufacturing method includes a step of providing a metal substrate having a plurality of virtual zones on its surface, using a plurality of nozzles to spray an etching solution on the surface, wherein the virtual zones include a first and a second zone, and the metal substrate has a first thickness and a second thickness respectively in an unit area of the first zone and the second zone, wherein the first thickness is greater than the second thickness; the step of using the nozzles to spray the etching solution on the surface further includes respectively using a first spraying pressure and a second spraying pressure to spray the etching solution on the first zone and the second zone, and the first spraying pressure is greater than the second spraying pressure. The invention also provides a mask manufacturing device.
    Type: Grant
    Filed: January 19, 2022
    Date of Patent: September 3, 2024
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Kuan-Ting Hou, Syue-Wun Fu
  • Patent number: 12024780
    Abstract: A method of preparing a metal mask substrate includes providing a metal substrate. Next, a gloss is measured and obtained from the surface of the metal substrate. Next, the gloss is determined whether to be within a predetermined range. When the gloss is determined within the predetermined range, a photolithography process is performed to the metal substrate, where the predetermined range is between 90 GU and 400 GU.
    Type: Grant
    Filed: November 11, 2021
    Date of Patent: July 2, 2024
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Chi-Wei Lin, Wen-Yi Lin
  • Patent number: 12019265
    Abstract: A backlight module includes the following features. A light guide plate has a viewing angle convergence structure, a light-incident surface and a surface connected to the light-incident surface. The viewing angle convergence structure is located at the surface. The prism plate has first prism columns and second prism columns disposed cross to each other. The inverse prism plate has third prism columns respectively having a first side surface and a second side surface. The first side surface and the second side surface are connected to each other and are respectively connected to the second surface. The first side surface faces a side of the backlight module with the light-emitting element, and the second side surface faces away from the side. An included angle between the first side surface and the second surface is larger than an included angle between the second side surface and the second surface.
    Type: Grant
    Filed: June 16, 2023
    Date of Patent: June 25, 2024
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Hsiang-I Hu, Yen-Lung Chen, Yu-Huan Chiu
  • Patent number: 12000693
    Abstract: A method of inspecting flatness of substrate is provided and includes providing a substrate. N first inspecting points are selected from the surface of the substrate along a first straight line, where the coordinate of the i-th first inspecting point is (Xi,Yi,Zi). By using a formula “D=?i=1N?1?{square root over ((Xi+1?Xi)2+(Yi+1?Yi)2+(Zi+1?Zi)2)}”, a first measurement length D is calculated. By using a formula “F=(D?S)/S”, a first flatness index F is calculated. S is the horizontal distance between 1st first inspecting point and N-th first inspecting point. When the first flatness index F is larger than a first threshold, the substrate is determined to be unqualified.
    Type: Grant
    Filed: March 8, 2022
    Date of Patent: June 4, 2024
    Assignee: DARWIN PRECISIONS CORPORATION
    Inventors: Chin-Wang Hsu, Wen-Yi Lin