Patents Examined by Bin Q Tran
  • Patent number: 11280244
    Abstract: A honeycomb structure includes: an outer peripheral wall; and partition walls disposed on an inner side of the outer peripheral wall, the partition walls defining a plurality of cells, each of the plurality of cells extending from one end face to the other end face to form a flow path for a fluid. The partition walls and the outer peripheral wall include ceramics containing at least silicon. A content of silicon in the ceramics is 30% by mass or more. A concentration of at least one dopant in the silicon is from 1016 to 5×1020/cm3.
    Type: Grant
    Filed: March 12, 2020
    Date of Patent: March 22, 2022
    Assignee: NGK Insulators, Ltd.
    Inventors: Takayuki Inoue, Kohei Yamada, Makoto Hamazaki