Patents by Inventor Erwin W. Greenwaldt

Erwin W. Greenwaldt 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).

  • Patent number: 8851708
    Abstract: Disclosed herein is a light fixture locking mechanism that includes a frame assembly having a first primary rod support and a second primary rod support, a first connecting rod having a first end and a second end, the ends extending substantially between the first primary rod support and the second primary rod support, and a plurality of aiming assemblies, each configured to receive the first connecting rod therethrough, the aiming assemblies including opposing engaging protrusions. The device further includes a first fastener, that when in a fastened position, the first and second primary rod supports are forced inwards towards each other to provide an engaging force on the opposing engaging portions of the aiming assemblies to prevent rotation of the first light module about the first connecting rod, and when in an unfastened position, the first and second light modules are both rotatable about the first connecting rod.
    Type: Grant
    Filed: May 30, 2012
    Date of Patent: October 7, 2014
    Assignee: Phoenix Products Company, Inc.
    Inventors: Robert Kenneth Yasuji Fletcher, Erwin W. Greenwaldt
  • Publication number: 20130322099
    Abstract: Disclosed herein is a light fixture locking mechanism that includes a frame assembly having a first primary rod support and a second primary rod support, a first connecting rod having a first end and a second end, the ends extending substantially between the first primary rod support and the second primary rod support, and a plurality of aiming assemblies, each configured to receive the first connecting rod therethrough, the aiming assemblies including opposing engaging protrusions. The device further includes a first fastener, that when in a fastened position, the first and second primary rod supports are forced inwards towards each other to provide an engaging force on the opposing engaging portions of the aiming assemblies to prevent rotation of the first light module about the first connecting rod, and when in an unfastened position, the first and second light modules are both rotatable about the first connecting rod.
    Type: Application
    Filed: May 30, 2012
    Publication date: December 5, 2013
    Applicant: PHOENIX PRODUCTS COMPANY, INC.
    Inventors: Robert Kenneth Yasuji Fletcher, Erwin W. Greenwaldt
  • Patent number: D693507
    Type: Grant
    Filed: May 8, 2012
    Date of Patent: November 12, 2013
    Assignee: Phoenix Products Company, Inc.
    Inventors: Robert Kenneth Yasuji Fletcher, Erwin W. Greenwaldt
  • Patent number: D693508
    Type: Grant
    Filed: May 8, 2012
    Date of Patent: November 12, 2013
    Assignee: Phoenix Products Company, Inc.
    Inventors: Robert Kenneth Yasuji Fletcher, Erwin W. Greenwaldt
  • Patent number: D720875
    Type: Grant
    Filed: February 17, 2014
    Date of Patent: January 6, 2015
    Assignee: Phoenix Products Company, Inc.
    Inventor: Erwin W. Greenwaldt
  • Patent number: D736982
    Type: Grant
    Filed: September 20, 2013
    Date of Patent: August 18, 2015
    Assignee: Phoenix Products Company, Inc.
    Inventors: Robert Kenneth Yasuji Fletcher, Erwin W. Greenwaldt
  • Patent number: D737493
    Type: Grant
    Filed: September 20, 2013
    Date of Patent: August 25, 2015
    Assignee: Phoenix Products Company, Inc.
    Inventors: Robert Kenneth Yasuji Fletcher, Erwin W. Greenwaldt
  • Patent number: D805241
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: December 12, 2017
    Assignee: PHOENIX PRODUCTS COMPANY, INC.
    Inventors: Robert Kenneth Yasuji Fletcher, Erwin W. Greenwaldt, Thomas P. Keul
  • Patent number: D872924
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: January 14, 2020
    Assignee: Phoenix Products LLC
    Inventor: Erwin W. Greenwaldt
  • Patent number: D897026
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: September 22, 2020
    Assignee: Phoenix Products LLC
    Inventor: Erwin W. Greenwaldt
  • Patent number: D957023
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: July 5, 2022
    Assignee: Phoenix Products LLC
    Inventors: Erwin W. Greenwaldt, David R. Mandl
  • Patent number: D993511
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: July 25, 2023
    Assignee: Phoenix Products LLC
    Inventors: Erwin W. Greenwaldt, David R. Mandl, Jordan S. Dahl
  • Patent number: D994946
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: August 8, 2023
    Assignee: PHOENIX PRODUCTS LLC
    Inventors: Erwin W. Greenwaldt, David R. Mandl, Jordan S. Dahl