Patents by Inventor Chun Chien Liu

Chun Chien Liu 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: 11966107
    Abstract: An anti-peep display device includes a display module and an anti-peep module disposed on the display module. The anti-peep module includes the following features. The first light incident surface faces the display surface, the second and third light incident surfaces are located on opposite sides of the first light incident surface, the first condensing portion is disposed corresponding to the second light incident surface and the first light source, the second condensing portion is disposed corresponding to the third light incident surface and the second light source, the first and second condensing portions convert beams of the first and second light sources into anti-peep beams with a beam angle less than 10 degrees, and the optical microstructures reflect the anti-peep beams and exit the anti-peep beams from the light guide plate. The present invention also provides an anti-peep method applicable to the anti-peep display device.
    Type: Grant
    Filed: June 14, 2023
    Date of Patent: April 23, 2024
    Assignee: CHAMP VISION DISPLAY INC.
    Inventors: Chung-Hao Wu, Hsin-Hung Lee, Chin-Ku Liu, Chun-Chien Liao, Wei-Jhe Chien
  • Publication number: 20200113155
    Abstract: A P-shaped pet leash comprises a strap having a first end and a second end, a snap hook connected to the first end, a retention ring connected to the second end, a handhold adjustment ring and a collar adjustment ring movably kept on the strap adjacent to the snap hook and the retention ring respectively. The snap hook is connected to the handhold adjustment ring, a resizable handhold is formed at the strap near the first end for a user to hold, sling across the user's shoulder, tie to the user's waist, or to tie the handhold to a ground object. The retention ring is connected to the collar adjustment ring, a pre-adjusted sized collar is formed at the strap near the second end to prevent the collar from tightening during the pet storm.
    Type: Application
    Filed: December 24, 2018
    Publication date: April 16, 2020
    Inventor: CHUN-CHIEN LIU
  • Publication number: 20190357495
    Abstract: A multifunctional pet house includes a house body having an electromechanical room and a pet room, the electromechanical room has a water collecting tank, an electric pump and a bottom rotating jet rod, above the pet room is provided a top rotating jet rod, after raising the pressure and speed of water in the water collection tank through the electric pump, nozzles of the top and bottom rotating jet rods spray water on the pet room, so as to remove the dirt attached to the surface of the pet room. Then, the sewage finally flows into the water collecting tank for recycling, after a certain period of continuous cleaning, the sewage in the water collecting tank is discharged from the pet room, then repeat the same cleaning process twice to thoroughly clean the pet room. Moreover, with the ventilator and warm-keeping device, it can provide good living environment for pets.
    Type: Application
    Filed: May 24, 2018
    Publication date: November 28, 2019
    Inventor: CHUN-CHIEN LIU
  • Patent number: 7089633
    Abstract: A side release buckle is disclosed to have a center lock formed of a hooked portion at the free end of the center bar of the male buckle member and a hook hole in the bottom wall of the female buckle member to reinforce the strength of the connection between the locking bars of the male buckle member and the respective side notches of the female buckle member. The locking bars each have a wedge block for lifting the free end of the center bar to unlock the center lock when the user squeezed the locking bars inwards to disengage the locking bars from the side notches of the female buckle member.
    Type: Grant
    Filed: September 15, 2004
    Date of Patent: August 15, 2006
    Assignee: Kim Ging Hui Enterprise Co., Ltd.
    Inventor: Chun Chien Liu
  • Patent number: 7069625
    Abstract: A safety buckle is disclosed to include two female buckle members respectively fastened to the two distal ends of a belt, each buckle member having a receiving open chamber and recessed engagement portions at top and bottom sides inside the receiving open chamber, and a male buckle member for joining the female buckle members, the male buckle member having two plug units for insertion into the receiving open chambers of the female buckle members respectively, each plug unit having raised engagement portions at the top and bottom sides thereof for engaging the recessed engagement portions of the respective female buckle member.
    Type: Grant
    Filed: November 22, 2004
    Date of Patent: July 4, 2006
    Assignee: Kim Ging Hui Enterprise Co., Ltd.
    Inventor: Chun Chien Liu
  • Publication number: 20060107503
    Abstract: A safety buckle is disclosed to include two female buckle members respectively fastened to the two distal ends of a belt, each buckle member having a receiving open chamber and recessed engagement portions at top and bottom sides inside the receiving open chamber, and a male buckle member for joining the female buckle members, the male buckle member having two plug units for insertion into the receiving open chambers of the female buckle members respectively, each plug unit having raised engagement portions at the top and bottom sides thereof for engaging the recessed engagement portions of the respective female buckle member.
    Type: Application
    Filed: November 22, 2004
    Publication date: May 25, 2006
    Inventor: Chun Chien Liu
  • Publication number: 20060053600
    Abstract: A side release buckle is disclosed to have a center lock formed of a hooked portion at the free end of the center bar of the male buckle member and a hook hole in the bottom wall of the female buckle member to reinforce the strength of the connection between the locking bars of the male buckle member and the respective side notches of the female buckle member. The locking bars each have a wedge block for lifting the free end of the center bar to unlock the center lock when the user squeezed the locking bars inwards to disengage the locking bars from the side notches of the female buckle member.
    Type: Application
    Filed: September 15, 2004
    Publication date: March 16, 2006
    Inventor: Chun-Chien Liu
  • Patent number: 6457219
    Abstract: A side release buckle includes a male buckle member, a female buckle member for engagement with the male buckle member, a first decorative member fastened to the male buckle member by a hook joint, and a second decorative member fastened to the female buckle member and adapted to show with the first decorative member a particular character design after connection of the male buckle member to the female buckle member.
    Type: Grant
    Filed: July 26, 2001
    Date of Patent: October 1, 2002
    Assignee: Kim Ging Hui Enterprise Limited
    Inventor: Chun Chien Liu
  • Patent number: 5893339
    Abstract: A dog harness having a collar mounted on a dog's neck, a girth passing around the dog's body, the girth having a first end fastened to the metal ring at the collar and a second end passing around the dog's body and then inserted through the metal ring at the collar, a retainer moved on the girth between the second end of the girth and the metal ring at the collar and secured at the desired location, a drag rope connected to the second end of the girth, and a belt connected between the collar and the girth and retained between the two front legs of the dog.
    Type: Grant
    Filed: February 25, 1998
    Date of Patent: April 13, 1999
    Inventor: Chun Chien Liu
  • Patent number: 5864927
    Abstract: A buckle for a dog leash includes a base frame defining a recessed flat receiving space for receiving a leash, a cover frame having a fixed end pivotally connected to one end of the base frame, and a free end detachably secured to an opposite end of the base frame. A lock screw member fixes the free end of the cover frame to the base frame to permit the dog leash to be firmly retained between the base frame and the cover frame. Holding down screws threaded into screw holes in the base frame clamp the leash in the buckle.
    Type: Grant
    Filed: September 12, 1997
    Date of Patent: February 2, 1999
    Assignee: Kim Ging Hui Enterprise Limited
    Inventor: Chun Chien Liu
  • Patent number: 5860199
    Abstract: A quick-release belt buckle which includes a body fastened to a first end of a belt, the body having a I-shaped retainer block supported on a spring in between a bottom plate and a top cover plate, and a plug member fastened to a second end of the belt, the plug member having a hooked retaining portion at a front end thereof which is forced into engagement with a beveled bottom wall of the retainer block when the plug member is inserted into a mouth in an open frame in the body, the plug member being disconnected from the retainer block when the retainer block is pressed down to compress the spring.
    Type: Grant
    Filed: February 25, 1998
    Date of Patent: January 19, 1999
    Inventor: Chun Chien Liu
  • Patent number: 5785008
    Abstract: A dog muzzle having a cylindrical muzzle body adapted to put over the mouth of a dog to keep it from biting, and a strap fastened to the muzzle body and adapted to secure it to the dog's head, the muzzle body having a top opening at a rear part thereof through which the dog's eyes and stop exposed to the outside, the strap having a fixed middle part stitched to the muzzle body and two free end pieces extended from two opposite ends of the fixed middle part and joined by a buckle, wherein the fixed middle part of the strap is wound round the muzzle body and fixed thereto by stitches, then crossed over each other at a bottom side of the muzzle body and extended upwardly backwards to two opposite rear corners of the top opening of the muzzle body and then fixedly secured to the muzzle body in a substantially V-shaped form by stitches.
    Type: Grant
    Filed: November 7, 1997
    Date of Patent: July 28, 1998
    Inventor: Chun Chien Liu