Patents Assigned to Nihon Coffin Co., LTD
  • Corrugated cardboard coffin
    Patent number: 11160711
    Abstract: The present disclosure is a corrugated cardboard coffin including: a pair of sidewalls extending in a longitudinal direction of the coffin; a bottom board connecting the pair of sidewalls; and a first board disposed in each gable of the coffin. The first board extends in an extending direction of the gable, and includes a second board and a third board extending in the extending direction of the sidewalls. The first board, the second board, and the third board can be housed between the bottom board and the sidewalls.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: November 2, 2021
    Assignee: NIHON COFFIN CO., LTD.
    Inventor: Yahiro Hirayama
  • Coffin
    Patent number: D853074
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: July 2, 2019
    Assignee: Nihon Coffin Co., LTD
    Inventor: Yahiro Hirayama