Patents by Inventor Tatsuya NARIYAMA

Tatsuya NARIYAMA 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).

  • Method for welding steel pipe in steel pipe structure and joint
    Patent number: 11148218
    Abstract: A method for welding a steel pipe in a steel pipe structure and a joint is provided. The welding method includes: a measurement step of measuring a manufacturing error of the steel pipe, a calculation step of calculating the positions of the steel pipe and the joint where the manufacturing error measured in the measurement step is absorbed, and a welding step of welding the steel pipe and the joint at the positions of the steel pipe and the joint, the positions being calculated in the calculation step.
    Type: Grant
    Filed: December 26, 2016
    Date of Patent: October 19, 2021
    Assignee: HITACHI ZOSEN CORPORATION
    Inventors: Junya Yamada, Mitsuyoshi Nakatani, Kazuhiko Tani, Tatsuya Nariyama, Hisato Yuto
  • METHOD FOR WELDING STEEL PIPE IN STEEL PIPE STRUCTURE AND JOINT
    Publication number: 20190099821
    Abstract: A method for welding a steel pipe in a steel pipe structure and a joint is provided. The welding method includes: a measurement step of measuring a manufacturing error of the steel pipe, a calculation step of calculating the positions of the steel pipe and the joint where the manufacturing error measured in the measurement step is absorbed, and a welding step of welding the steel pipe and the joint at the positions of the steel pipe and the joint, the positions being calculated in the calculation step.
    Type: Application
    Filed: December 26, 2016
    Publication date: April 4, 2019
    Inventors: Junya YAMADA, Mitsuyoshi NAKATANI, Kazuhiko TANI, Tatsuya NARIYAMA, Hisato YUTO