Patents by Inventor Wen-Chun Kao

Wen-Chun Kao 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).

  • Emergency escape tool for vehicle
    Patent number: D707097
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: June 17, 2014
    Inventor: Wen-Chun Kao
  • Survival kit
    Patent number: D712229
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: September 2, 2014
    Inventor: Wen-Chun Kao
  • Stylus with illumination device
    Patent number: D754129
    Type: Grant
    Filed: April 22, 2015
    Date of Patent: April 19, 2016
    Inventor: Wen-Chun Kao
  • Flashlight
    Patent number: D783193
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: April 4, 2017
    Inventor: Wen-Chun Kao
  • Keychain tool
    Patent number: D842068
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: March 5, 2019
    Inventor: Wen-Chun Kao
  • Camping multi-tool
    Patent number: D842069
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: March 5, 2019
    Inventor: Wen-Chun Kao
  • Key-shaped multi-tool
    Patent number: D878892
    Type: Grant
    Filed: December 23, 2018
    Date of Patent: March 24, 2020
    Inventor: Wen-Chun Kao
  • Card-shaped multi-tool
    Patent number: D878893
    Type: Grant
    Filed: December 23, 2018
    Date of Patent: March 24, 2020
    Inventor: Wen-Chun Kao
  • Keychain tool
    Patent number: D881671
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: April 21, 2020
    Inventor: Wen-Chun Kao
  • Folding multitool
    Patent number: D893976
    Type: Grant
    Filed: June 9, 2019
    Date of Patent: August 25, 2020
    Inventor: Wen-Chun Kao
  • Coaster multitool
    Patent number: D909158
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: February 2, 2021
    Inventor: Wen-Chun Kao
  • Combined bracelet and multitool
    Patent number: D921515
    Type: Grant
    Filed: June 9, 2019
    Date of Patent: June 8, 2021
    Inventor: Wen-Chun Kao
  • Multi-tool
    Patent number: D938797
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: December 21, 2021
    Inventor: Wen-Chun Kao
  • Lantern
    Patent number: D940368
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: January 4, 2022
    Inventor: Wen-Chun Kao
  • Keychain
    Patent number: D950942
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: May 10, 2022
    Inventor: Wen-Chun Kao
  • Foldable scissors multi-tool
    Patent number: D955199
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: June 21, 2022
    Inventor: Wen-Chun Kao