Patents by Inventor Jian-Jhang Shen

Jian-Jhang Shen 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).

  • Blow torch with safety control device
    Patent number: 10731854
    Abstract: A blow torch includes a casing, an igniter received within the interior, and a safety control device for preventing the actuator being operated from an unactuated position to an actuated position movably coupled to the casing and connected to the igniter. The safety control device includes an actuator movably coupled to the casing, a release movably coupled to the actuator, a first biasing member positioned between the actuator and the release, a retainer movably coupled to the actuator, and a second biasing member positioned between the actuator and the retainer.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: August 4, 2020
    Assignee: Pro-Iroda Industries, Inc.
    Inventor: Jian-Jhang Shen
  • Blow Torch with Safety Control Device
    Publication number: 20190093890
    Abstract: A blow torch includes a casing, an igniter received within the interior, and a safety control device for preventing the actuator being operated from an unactuated position to an actuated position movably coupled to the casing and connected to the igniter. The safety control device includes an actuator movably coupled to the casing, a release movably coupled to the actuator, a first biasing member positioned between the actuator and the release, a retainer movably coupled to the actuator, and a second biasing member positioned between the actuator and the retainer.
    Type: Application
    Filed: December 22, 2017
    Publication date: March 28, 2019
    Inventor: Jian-Jhang Shen
  • Torch
    Patent number: D844405
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: April 2, 2019
    Assignee: Pro-Iroda Industries, Inc.
    Inventor: Jian-Jhang Shen