Patents by Inventor Hanzhang LENG

Hanzhang LENG 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).

  • Publication number: 20060105282
    Abstract: A lighter, comprising gas tank, gas outlet assembly, seesaw, ignition device, igniter cap etc, wherein the lighter also includes combustion assembly and a copper ring with re-burning component located on top of the combustion assembly, the said ignition device is a piezoelectric igniter, the said gas tank is without gas input assembly. These form up the main parts of a disposable electronic windproof lighter. Furthermore, the piezoelectric igniter of this lighter is an electronic igniter with Children Resistance function. Comparing with common disposable lighters, the disposable electronic windproof lighter has windproof function, which provides more convenience especially when being used in winter or outdoor. This invention helps to improve people's life quality from one point.
    Type: Application
    Filed: November 21, 2004
    Publication date: May 18, 2006
    Inventors: Bo LANG, Xiaolei ZHANG, Hanzhang LENG, Binbin WU