Patents by Inventor Robert R. Kamrath

Robert R. Kamrath 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: 11712141
    Abstract: Connector assemblies including a first subassembly having a recessed portion and a pair of locator tracks and a second subassembly having a pair of locator projections, vacuum assemblies including these connector assemblies, and methods of using the same are provided herein.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: August 1, 2023
    Assignee: REXAIR, LLC
    Inventor: Robert R. Kamrath
  • Publication number: 20220079404
    Abstract: Connector assemblies including a first subassembly having a recessed portion and a pair of locator tracks and a second subassembly having a pair of locator projections, vacuum assemblies including these connector assemblies, and methods of using the same are provided herein.
    Type: Application
    Filed: November 22, 2021
    Publication date: March 17, 2022
    Inventor: Robert R. Kamrath
  • Patent number: 11241131
    Abstract: Connector assemblies including a first subassembly having a recessed portion and a pair of locator tracks and a second subassembly having a pair of locator projections, vacuum assemblies including these connector assemblies, and methods of using the same are provided herein.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: February 8, 2022
    Assignee: REXAIR LLC
    Inventor: Robert R. Kamrath
  • Patent number: 11241132
    Abstract: Connector assemblies including a first subassembly having a recessed portion and a pair of locator tracks and a second subassembly having a pair of locator projections, vacuum assemblies including these connector assemblies, and methods of using the same are provided herein.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: February 8, 2022
    Assignee: REXAIR LLC
    Inventor: Robert R. Kamrath
  • Publication number: 20200163515
    Abstract: Connector assemblies including a first subassembly having a recessed portion and a pair of locator tracks and a second subassembly having a pair of locator projections, vacuum assemblies including these connector assemblies, and methods of using the same are provided herein.
    Type: Application
    Filed: January 28, 2020
    Publication date: May 28, 2020
    Inventor: Robert R. Kamrath
  • Publication number: 20200093340
    Abstract: Connector assemblies including a first subassembly having a recessed portion and a pair of locator tracks and a second subassembly having a pair of locator projections, vacuum assemblies including these connector assemblies, and methods of using the same are provided herein.
    Type: Application
    Filed: September 25, 2019
    Publication date: March 26, 2020
    Inventor: Robert R. KAMRATH
  • Patent number: 9989065
    Abstract: A pump-fan assembly of an air modification device may include a fan, a pump and a disk. The fan may include a central hub disposed on a top surface of the disk, and a plurality of blades extending from the hub towards an outer circumferential edge of the disk. The pump may include a hollow pump body defining an inner tubular passage between an inlet end and a discharge end. An impeller may be arranged at the inlet end and an outlet port may be arranged at the discharge end. The pump and the fan may be coupled at an interface between the discharge end of the pump body and a bottom surface of the disk. The outlet port may be disposed in the interface and arranged to guide a stream of pumped liquid along the bottom surface of the disk. The disk may define a liquid barrier.
    Type: Grant
    Filed: May 31, 2016
    Date of Patent: June 5, 2018
    Assignee: Rexair LLC
    Inventor: Robert R. Kamrath
  • Publication number: 20170342999
    Abstract: A pump-fan assembly of an air modification device may include a fan, a pump and a disk. The fan may include a central hub disposed on a top surface of the disk, and a plurality of blades extending from the hub towards an outer circumferential edge of the disk. The pump may include a hollow pump body defining an inner tubular passage between an inlet end and a discharge end. An impeller may be arranged at the inlet end and an outlet port may be arranged at the discharge end. The pump and the fan may be coupled at an interface between the discharge end of the pump body and a bottom surface of the disk. The outlet port may be disposed in the interface and arranged to guide a stream of pumped liquid along the bottom surface of the disk. The disk may define a liquid barrier.
    Type: Application
    Filed: May 31, 2016
    Publication date: November 30, 2017
    Inventor: Robert R. Kamrath
  • Patent number: 6902232
    Abstract: A headrest attached to a seatback automatically pivots to a stowed position as the seatback is folded forward. The headrest pivots to a stowed position so that the seat back may lay flat when folded. When the seatback is returned to the upright position, the headrest is returns to its original extended position.
    Type: Grant
    Filed: September 26, 2003
    Date of Patent: June 7, 2005
    Assignee: Gill Industries, Inc.
    Inventors: Robert R. Kamrath, Robert R. Sutter, Jr.
  • Patent number: D975948
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: January 17, 2023
    Assignee: REXAIR LLC
    Inventor: Robert R. Kamrath
  • Patent number: D979870
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: February 28, 2023
    Assignee: REXAIR LLC
    Inventor: Robert R. Kamrath
  • Patent number: D1002135
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: October 17, 2023
    Assignee: REXAIR LLC
    Inventors: Robert R. Kamrath, Thomas Carrington