Direct Piston Or Plunger Actuation (i.e., Without Trigger Or Lever) Patents (Class D23/224)
  • Combined horticultural spray and watering can
    Patent number: D320430
    Type: Grant
    Filed: November 3, 1988
    Date of Patent: October 1, 1991
    Inventor: Bruce Renfrew
  • Pump assembly
    Patent number: D417618
    Type: Grant
    Filed: August 28, 1997
    Date of Patent: December 14, 1999
    Assignee: Hayes Products, LLC
    Inventors: Donald J. Shanklin, Ronald F. Englhard
  • Sprinkler gun
    Patent number: D792944
    Type: Grant
    Filed: May 17, 2016
    Date of Patent: July 25, 2017
    Assignee: Yuan Mei Corp.
    Inventor: Chi-Han Cheng
  • Sprinkler gun
    Patent number: D792945
    Type: Grant
    Filed: May 17, 2016
    Date of Patent: July 25, 2017
    Assignee: Yuan Mei Corp.
    Inventor: Chi-Han Cheng
  • Pressure washer spray gun
    Patent number: D902345
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: November 17, 2020
    Assignee: FNA Group, Inc.
    Inventor: Gus Alexander
  • Nozzle adapter
    Patent number: D987037
    Type: Grant
    Filed: February 19, 2023
    Date of Patent: May 23, 2023
    Inventor: Chuguang Zhao