Patents by Inventor Lung Choi

Lung Choi 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: 11202921
    Abstract: A phototherapy device, a kit containing such a phototherapy device, and a method for treating a patient with a phototherapy device, the phototherapy device containing a housing, an emission portion, and a light tube, the housing containing a light source that emits light at a wavelength of from about 400 nm to about 550 nm, and may contain a light shield proximal to the light source, the emission portion being distal form the housing and connected thereto via a light tube which contains an optical fibre, and a mesh that may enclose the optical fibre and may allow a limited amount of light to leak from the optical fibre to the outside environment.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: December 21, 2021
    Assignee: AVALON PHOTONICS (HK) LIMITED
    Inventors: Sai Keung Chow, Chun Lung Choi, Chi Yeung Mang, Chun Ho Wong, Johnson Yiu-Nam Lau
  • Publication number: 20200197721
    Abstract: A phototherapy device, a kit containing such a phototherapy device, and a method for treating a patient with a phototherapy device, the phototherapy device containing a housing, an emission portion, and a light tube, the housing containing a light source that emits light at a wavelength of from about 400 nm to about 550 nm, and may contain a light shield proximal to the light source, the emission portion being distal form the housing and connected thereto via a light tube which contains an optical fibre, and a mesh that may enclose the optical fibre and may allow a limited amount of light to leak from the optical fibre to the outside environment.
    Type: Application
    Filed: December 18, 2019
    Publication date: June 25, 2020
    Inventors: Sai Keung CHOW, Chun Lung CHOI, Chi Yeung MANG, Chun Ho WONG, Johnson Yiu-Nam LAU
  • Publication number: 20060150363
    Abstract: A floor cleaning apparatus includes a discharger for discharging cleansing solution and/or steam to a floor surface, a receptacle, and a sweeping member operatively associated with the discharger and the receptacle for sweeping used liquid on the floor surface into the receptacle.
    Type: Application
    Filed: May 11, 2005
    Publication date: July 13, 2006
    Applicant: Goodway Electrical Company, Ltd.
    Inventor: Lung Choi
  • Publication number: 20060108348
    Abstract: A steam cooker includes a first reservoir for receiving water, a second reservoir for receiving water, and a heating element. The water in the second reservoir is in fluid communication with the water in the first reservoir. The heating element is positioned proximate to the first reservoir and remote to the second reservoir.
    Type: Application
    Filed: May 11, 2005
    Publication date: May 25, 2006
    Applicant: Goodway Electrical Company, Ltd.
    Inventor: Lung Choi
  • Patent number: D905379
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: December 22, 2020
    Assignee: AVALON PHOTONICS (HK) LIMITED
    Inventors: Sai Keung Chow, Chun Lung Choi, Chi Yeung Mang, Chun Ho Wong, Johnson Yiu-Nam Lau