Patents by Inventor Ai Ma

Ai Ma 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).

  • Illumination unit for medical use and illumination device for medical use
    Patent number: 9631796
    Abstract: Various embodiments may relate to an illumination unit for medical use and an illumination device for medical use, wherein the illumination unit includes a light source and a first reflecting structure, the light source has a connecting structure, and the light source is detachably installed on the first reflecting structure by means of the connecting structure. The illumination unit for medical use and the illumination device for medical use according to various embodiments provide a convenient and simple detachable installation structure between the light source and a reflecting structure, such that the installation and maintenance are simple, and the effect of adjusting the color temperature also can be achieved according to different selection of the light source.
    Type: Grant
    Filed: November 20, 2014
    Date of Patent: April 25, 2017
    Assignee: OSRAM GMBH
    Inventors: Ai Ma, Xuguang Cao, Jun Liu
  • Zoom unit, a light engine having the zoom unit and an illuminating apparatus
    Patent number: 9587801
    Abstract: A zoom unit (1) of a light engine (5), comprising at least one lens (2), at least one first reflector (3) and at least one second reflector (4), other at least one lens (2) receives a collimated beam (LI) from a light source unit (6) of the light engine (5), the collimated beam (LI) being incident on the first reflector (3) after being converged by the lens (2), and being incident on the second reflector (4) after being reflected by the first reflector (3), to produce an output beam (L4) with its beam angle changed.
    Type: Grant
    Filed: June 1, 2012
    Date of Patent: March 7, 2017
    Assignee: OSRAM GmbH
    Inventors: WeiHuang Chen, Ai Ma, SiXiong Zeng, Haiqiang Zhong
  • Illumination Unit for Medical Use and Illumination Device for Medical Use
    Publication number: 20150153027
    Abstract: Various embodiments may relate to an illumination unit for medical use and an illumination device for medical use, wherein the illumination unit includes a light source and a first reflecting structure, the light source has a connecting structure, and the light source is detachably installed on the first reflecting structure by means of the connecting structure. The illumination unit for medical use and the illumination device for medical use according to various embodiments provide a convenient and simple detachable installation structure between the light source and a reflecting structure, such that the installation and maintenance are simple, and the effect of adjusting the color temperature also can be achieved according to different selection of the light source.
    Type: Application
    Filed: November 20, 2014
    Publication date: June 4, 2015
    Inventors: Ai Ma, Xuguang Cao, Jun Liu
  • Zoom Unit, A Light Engine Having The Zoom Unit And An Illuminating Apparatus
    Publication number: 20140168966
    Abstract: A zoom unit (1) of a light engine (5), comprising at least one lens (2), at least one first reflector (3) and at least one second reflector (4), other at least one lens (2) receives a collimated beam (LI) from a light source unit (6) of the light engine (5), the collimated beam (LI) being incident on the first reflector (3) after being converged by the lens (2), and being incident on the second reflector (4) after being reflected by the first reflector (3), to produce an output beam (L4) with its beam angle changed.
    Type: Application
    Filed: June 1, 2012
    Publication date: June 19, 2014
    Inventors: WeiHuanq Chen, Ai Ma, SiXiong Zeng, Haiqiang Zhong