Patents by Inventor Hua Lang WANG

Hua Lang WANG 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).

  • Push-button switch operating portion with diverging and converging lens
    Patent number: 10253968
    Abstract: An operating button includes a light source, a push rod with a diverging lens, and an operating head with a condensing lens. The optical center of the diverging lens, the optical center of the condensing lens and the light source are in the same line such that light rays generated by the light source pass through the diverging lens and the converging lens before exiting the operating head as parallel light.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: April 9, 2019
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Zhi Cheng, Jian Ming Liu, Song Liu, Radek Melich, Hua Lang Wang, Hong Yang, Shi Bo Yin
  • OPERATING BUTTON
    Publication number: 20160161105
    Abstract: Disclosed is an operating button, including a light source, a push rod and an operating head. The light source can output light rays. The push rod is provided with a diverging lens and the operating head is provided with a condensing lens. The optical center of the diverging lens, the optical center of the condensing lens and the light source are in the same line. The operating button has only one diverging lens and one condensing lens on the propagation light path of the light rays generated by the light source, and therefore the distance between the light source and the diverging lens can be conveniently adjusted and the brightness of the light rays irradiated by the operating button is improved without causing any light spot.
    Type: Application
    Filed: August 30, 2013
    Publication date: June 9, 2016
    Inventors: Zhi CHENG, Jian Ming LIU, Song LIU, Radek MELICH, Hua Lang WANG, Hong YANG, Shi Bo YIN