Patents by Inventor Chao Jun Ding

Chao Jun Ding 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).

  • Multi-function focusing flashlight
    Patent number: 10605417
    Abstract: A multi-function flashlight that includes a flashlight body, an optic having a focusing portion and a non-focusing portion, a main LED positioned to direct light through the focusing portion, and one or more additional LEDs positioned to direct light through the non-focusing portion. A power source may be disposed within the flashlight body adapted to provide power to the main and additional LEDs, and a first control may be included that is configured to selectively provide power to the primary LED.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: March 31, 2020
    Assignee: Coast Cutlery Co.
    Inventors: Gregory David Windom, Hai Rong Shi, Chao Jun Ding
  • MULTI-FUNCTION FOCUSING FLASHLIGHT
    Publication number: 20190145588
    Abstract: A multi-function flashlight that includes a flashlight body, an optic having a focusing portion and a non-focusing portion, a main LED positioned to direct light through the focusing portion, and one or more additional LEDs positioned to direct light through the non-focusing portion. A power source may be disposed within the flashlight body adapted to provide power to the main and additional LEDs, and a first control may be included that is configured to selectively provide power to the primary LED.
    Type: Application
    Filed: November 13, 2018
    Publication date: May 16, 2019
    Inventors: Gregory David Windom, Hai Rong Shi, Chao Jun Ding
  • Dual focus flashlight
    Patent number: 9964281
    Abstract: Disclosed are flashlights that optimize the light output and beam focus of both a flood beam and a spot beam. The disclosed flashlights include a housing member and a lens including a first focusing element adapted to shape a light beam into a spot beam and a second focusing element adapted to shape a light beam into a flood beam. A first LED is positioned to direct light through the first focusing element, and a second LED positioned to direct light through the second focusing element. The first LED has a smaller die than the second LED, and the distance between the first LED and the first focusing element is greater than the distance between the second LED and the second focusing element.
    Type: Grant
    Filed: April 13, 2015
    Date of Patent: May 8, 2018
    Assignee: Coast Cutlery Co.
    Inventors: Gregory David Windom, Kam Fu Choo, Hai Rong Shi, Chao Jun Ding, Shao Jian Feng, Kin Pak Leung
  • DUAL FOCUS FLASHLIGHT
    Publication number: 20160033107
    Abstract: Disclosed are flashlights that optimize the light output and beam focus of both a flood beam and a spot beam. The disclosed flashlights include a housing member and a lens including a first focusing element adapted to shape a light beam into a spot beam and a second focusing element adapted to shape a light beam into a flood beam. A first LED is positioned to direct light through the first focusing element, and a second LED positioned to direct light through the second focusing element. The first LED has a smaller die than the second LED, and the distance between the first LED and the first focusing element is greater than the distance between the second LED and the second focusing element.
    Type: Application
    Filed: April 13, 2015
    Publication date: February 4, 2016
    Inventors: Gregory David Windom, Kam Fu Choo, Hai Rong Shi, Chao Jun Ding, Shao Jian Feng, Kin Pak Leung
  • Pen light
    Patent number: D676170
    Type: Grant
    Filed: April 24, 2012
    Date of Patent: February 12, 2013
    Assignee: Coast Cutlery Company
    Inventors: Shao Jian Feng, Chao Jun Ding
  • Flashlight bezel
    Patent number: D823508
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: July 17, 2018
    Assignee: Coast Cutlery Co.
    Inventors: Gregory David Windom, Hai Rong Shi, Chao Jun Ding
  • Headlamp
    Patent number: D845526
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: April 9, 2019
    Assignee: Coast Cutlery Co.
    Inventors: Gregory David Windom, Hai Rong Shi, Chao Jun Ding
  • Headlight
    Patent number: D867640
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: November 19, 2019
    Assignee: Coast Cutlery Co.
    Inventors: Gregory David Windom, Hai Rong Shi, Chao Jun Ding
  • Flashlight
    Patent number: D881432
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: April 14, 2020
    Assignee: Coast Cutlery Co.
    Inventors: Gregory David Windom, Hai Rong Shi, Chao Jun Ding
  • Pocket swivel light
    Patent number: D1001332
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: October 10, 2023
    Assignee: Coast Cutlery Co.
    Inventors: Stephen E. Hubert, David D. Lewin, Hai Rong Shi, Chao Jun Ding