Patents by Inventor Longchang Yu

Longchang Yu 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: 9999851
    Abstract: A filter mounting structure, includes a casing including upper, lower, front, back, left and right side panels and a filter unit. The filter unit includes a filter, a first support frame located at a front end of the filter, and a second support frame located at a side of the filter. The filter is mounted on the first and second support frames. A first mounting port is provided in the front side panel and a second mounting port is provided in any one of the left and right side panels. A mounting space is included in the casing and extends toward the first and second mounting ports respectively. The first support frame is mounted on the front side panel of the casing through the first mounting port and the second support frame is mounted on the left or right side panel of the casing through the second mounting port.
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: June 19, 2018
    Assignees: PANASONIC ECOLOGY SYSTEMS GUANGDONG CO., LTD., PANASONIC CORPORATION
    Inventors: Kunran Wu, Longchang Yu, Norihiko Hasegawa, Soma Hara
  • Publication number: 20170151519
    Abstract: A filter mounting structure, includes a casing including upper, lower, front, back, left and right side panels and a filter unit. The filter unit includes a filter, a first support frame located at a front end of the filter, and a second support frame located at a side of the filter. The filter is mounted on the first and second support frames. A first mounting port is provided in the front side panel and a second mounting port is provided in any one of the left and right side panels. A mounting space is included in the casing and extends toward the first and second mounting ports respectively. The first support frame is mounted on the front side panel of the casing through the first mounting port and the second support frame is mounted on the left or right side panel of the casing through the second mounting port.
    Type: Application
    Filed: November 21, 2016
    Publication date: June 1, 2017
    Inventors: Kunran Wu, Longchang Yu, Norihiko Hasegawa, Soma Hara