Patents by Inventor Greg Steffens

Greg Steffens 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: 12679641
    Abstract: A refuse vehicle includes a chassis, a series of tractive elements coupled to the chassis, a refuse compartment coupled to the chassis, a lift arm rotatably coupled to the chassis and configured to engage a refuse container, a lift arm actuator coupled to the chassis and configured to move the lift arm relative to the chassis to raise the refuse container and deposit refuse from the refuse container into the refuse compartment, and a lift assister coupled to the chassis and the lift arm and configured to bias the lift arm to oppose downward movement of the lift arm.
    Type: Grant
    Filed: June 27, 2023
    Date of Patent: July 14, 2026
    Assignee: Oshkosh Corporation
    Inventors: Ryan Wolf, Christopher Rukas, Chris Mills, Greg Steffens, Eric Hutchinson
  • Patent number: 12679642
    Abstract: A refuse vehicle includes a chassis, a cab coupled to the chassis, a refuse compartment supported by the chassis and including a storage volume and a hopper volume, a lift assembly configured to selectively move relative to the refuse compartment, a hopper sensor coupled to a portion of the refuse compartment and configured to measure a refuse height within the hopper volume, and a packing assembly including a pack panel and a packing actuator. The packing actuator is configured to selectively move the pack panel between a retracted position and an extended position. The pack panel is configured to extend away from the retracted position in response to the hopper sensor sensing that the refuse height is greater than or equal to a refuse height threshold.
    Type: Grant
    Filed: June 27, 2023
    Date of Patent: July 14, 2026
    Assignee: Oshkosh Corporation
    Inventors: Greg Steffens, Aaron Fisher, Amanda Miller
  • Publication number: 20260193033
    Abstract: A refuse vehicle is provided. The refuse vehicle includes a chassis, a body coupled to the chassis, a cab coupled to the chassis forward of the body, a shroud coupled to the cab, a heat exchanger, a fan, a lift assembly, and a controller. The shroud at least partially defines an inlet and an outlet. The heat exchanger is disposed within the shroud. The fan is positioned to drive airflow through the shroud and the heat exchanger from the inlet toward the outlet. The lift assembly is rotatably coupled to the body and configured to perform a refuse collection operation. The controller is configured to determine whether the refuse collection operation is being performed and to control the fan to drive airflow through the shroud and the heat exchanger, from the outlet toward the inlet, in response to determining that the refuse collection operation is being performed.
    Type: Application
    Filed: January 2, 2026
    Publication date: July 9, 2026
    Inventors: Jeff Verhagen, Greg Steffens
  • Publication number: 20260193031
    Abstract: An electric rear-loading refuse vehicle includes a chassis and a cab coupled to a front end of the chassis. The electric rear-loading refuse vehicle further includes a rear-loading body assembly coupled to the chassis and positioned behind the cab. The rear-loading body assembly includes a refuse compartment including a hopper volume and a storage volume, and a packing actuator configured to compact refuse from the hopper volume into the storage volume. The electric rear-loading refuse vehicle further includes an electric energy storage device coupled to the chassis, and an electric drive motor coupled to the chassis and electrically connected to the electric energy storage device for driving the electric rear-loading refuse vehicle. The electric rear-loading refuse vehicle further includes a cowl assembly coupled to the electric rear-loading refuse vehicle and an electric power take off (EPTO) pod removably coupled to the cab and positioned within the cowl assembly.
    Type: Application
    Filed: January 2, 2026
    Publication date: July 9, 2026
    Inventors: Jeff Verhagen, Aaron Fisher, Greg Steffens
  • Publication number: 20260192651
    Abstract: An electric roll-off vehicle includes a chassis including a frame rail, a cab coupled to a front end of the chassis, an energy storage device coupled to the chassis, and an electric drive motor coupled to the chassis and connected to the energy storage device for driving the electric roll-off vehicle. The electric roll-off vehicle includes a roll-off body assembly coupled to the chassis and positioned behind the cab. The roll-off body assembly includes a roll-off body, and a body actuator configured to raise a front end of the roll-off body. The body actuator is powered by the energy storage device. The body actuator is mounted to an upper surface of the frame rail, and the energy storage device is positioned underneath the roll-off body and on a side of the frame rail, such that the electric energy storage device does not interfere with the body actuator during operation thereof.
    Type: Application
    Filed: January 2, 2026
    Publication date: July 9, 2026
    Applicant: Oshkosh Corporation
    Inventors: Jeff Verhagen, Aaron Fisher, Greg Steffens
  • Publication number: 20260192727
    Abstract: An electric roll-off vehicle according to an embodiment of the present application includes a chassis extending a longitudinal length of the electric roll-off vehicle, a cab coupled to a front end of the chassis, an electric energy storage device coupled to the chassis, and an electric drive motor coupled to the chassis and electrically connected to the electric energy storage device for driving the electric roll-off vehicle. The electric roll-off vehicle further includes a roll-off body assembly coupled to the chassis and positioned behind the cab. The roll-off body assembly includes a roll-off body extending at least partially along the longitudinal length of the electric roll-off vehicle, a body actuator configured to move the roll-off body relative to the chassis, with the body actuator powered by the electric energy storage device, and a container lift assembly configured to pull an object onto the roll-off body.
    Type: Application
    Filed: January 2, 2026
    Publication date: July 9, 2026
    Inventors: Jeff Verhagen, Aaron Fisher, Greg Steffens
  • Publication number: 20260184498
    Abstract: A vehicle includes a chassis, a cab coupled to the chassis, a body coupled to the chassis, and a heat exchanger pivotally coupled to the cab. The heat exchanger is selectively repositionable between a use position and a maintenance position.
    Type: Application
    Filed: February 23, 2026
    Publication date: July 2, 2026
    Applicant: Oshkosh Corporation
    Inventors: Jon Zeamer, Greg Steffens, Jeff Verhagen, Chris Goodman, Jon Branson, McCall Groen, Jon Pandolfini, Ryan Wolf, Sam Mueller, Kevin Pennau, Jeremy Andringa, Colin Wheeler, David Palmer, David Cockrell, Travis Zuleger
  • Publication number: 20260167276
    Abstract: A refuse vehicle includes a chassis, a cab coupled to the chassis, a body coupled to the chassis and spaced from the cab by a gap, and a transition door assembly positioned across the gap. The transition door assembly includes a cantilevered arm, a door panel, and a latch. The cantilevered arm is coupled to the body and has a latch retainer positioned or defined therealong. The door panel is pivotably coupled to the body. The latch is disposed along the door panel and positioned to engage with the latch retainer to selectively secure the door panel in a closed orientation.
    Type: Application
    Filed: February 10, 2026
    Publication date: June 18, 2026
    Applicant: Oshkosh Corporation
    Inventors: Brandon Lemke, Greg Steffens, McCall Groen, Jeff Verhagen
  • Patent number: 12655665
    Abstract: A refuse vehicle includes a body including a cab, a door assembly, and a linkage assembly. The door assembly is coupled to the cab and includes a first door panel and a second door panel. The first door panel is rotatably coupled to the second door panel and has an unfolded position and a folded position. The linkage assembly is configured to reposition the door assembly between a closed position and an open position relative to the cab. In a first state the door assembly is in the closed position the second door panel is in the unfolded position, and in a second state the door assembly is in the open position and the second door panel is in the folded position. The linkage assembly may include a first linkage coupled between the cab and the door assembly and a second linkage coupled between the cab and the door assembly.
    Type: Grant
    Filed: June 27, 2023
    Date of Patent: June 16, 2026
    Assignee: Oshkosh Corporation
    Inventors: Andrew Rausch, Jon Zeamer, Greg Steffens
  • Publication number: 20260159313
    Abstract: A refuse vehicle that includes a chassis and a body assembly. The body assembly is removably coupled with the chassis. The body assembly includes a hydraulic system and an electrical system. The hydraulic system includes a hydraulic pump and a reservoir, the hydraulic pump and the reservoir coupled with the body assembly. The electrical system includes a controller coupled with the body assembly. The body assembly is configured to be removed from the chassis without requiring decoupling of the hydraulic pump or the reservoir from the body assembly, and without requiring decoupling of the controller from the body assembly.
    Type: Application
    Filed: February 12, 2026
    Publication date: June 11, 2026
    Applicant: Oshkosh Corporation
    Inventors: Aaron Fisher, Greg Steffens, Jeff Verhagen, Ryan Wolf, Jon Branson, Sam Mueller
  • Patent number: 12649622
    Abstract: A refuse vehicle includes a chassis, a body coupled to the chassis, a cab coupled to the chassis and positioned in front of the body, a lift assembly coupled to at least one of the chassis or the body. The lift assembly includes a first arm, a second arm, an implement coupled to the first arm and the second arm, and an actuator positioned to pivot the first arm and the second arm to facilitate repositioning the implement between a plurality of positions including a stowed position where the implement is positioned above the body, a working position where the implement is positioned in front of the cab, and a transit position between the stowed position and the working position. The lift assembly further includes one or more projectors coupled to the implement. The one or more projectors are positioned to provide a visual indication of the alignment of the implement with respect to an external target.
    Type: Grant
    Filed: June 27, 2023
    Date of Patent: June 9, 2026
    Assignee: Oshkosh Corporation
    Inventors: Brendan Chan, Greg Steffens, Ryan Wolf, Jeff Verhagen, Jeremy Andringa, Mitchell Murphy
  • Patent number: 12649352
    Abstract: An electric delivery vehicle including a cab and a module mounting structure for control module defining at least a portion of a heating, ventilation, and air-conditioning (HVAC) system. The module mounting structure includes a module mount, a drain, and a recess. The module mount is configured to couple the control module with the module mounting structure. The drain is configured to drain fluid from the HVAC system. The recess is configured to receive at least a portion of an air duct of the HVAC system to facilitate air movement through the cab of the electric delivery vehicle.
    Type: Grant
    Filed: May 14, 2024
    Date of Patent: June 9, 2026
    Assignee: OSHKOSH DEFENSE, LLC
    Inventors: Kai P. Schubart, Mitchell Wolfrath, Greg Steffens
  • Patent number: 12649522
    Abstract: A vehicle includes a chassis including a pair of longitudinal frame rails, a body, a pivot mount pivotally coupling the body to the chassis such that the body is rotatable about an axis of rotation extending laterally, and a spring mount coupling the body to the chassis. The spring mount is positioned longitudinally forward of the axis of rotation and configured to apply a biasing force to resist upward movement of the body relative to the chassis. The spring mount is positioned within 3 feet of a neutral twist axis of the chassis.
    Type: Grant
    Filed: February 17, 2023
    Date of Patent: June 9, 2026
    Assignee: OSHKOSH CORPORATION
    Inventors: Aaron Fisher, Chris Mills, Greg Steffens, Ryan Wolf, Eric Hutchinson, Jeff Verhagen, Jon Branson
  • Patent number: 12643496
    Abstract: A refuse vehicle including a first electric motor powered by a battery, a first hydraulic pump driven by the first electric motor, a packer actuator powered by the first hydraulic pump, a second electric motor powered by the battery, a second hydraulic pump driven by the second electric motor, a door actuator powered by the second hydraulic pump, and a lift actuator driven by the second hydraulic pump.
    Type: Grant
    Filed: February 17, 2023
    Date of Patent: June 2, 2026
    Assignee: OSHKOSH CORPORATION
    Inventors: Chris Mills, Greg Steffens, Chris Rukas, Jeremy Andringa, Colin Wheeler
  • Patent number: 12612000
    Abstract: A refuse vehicle includes an electric motor powered by a battery, a hydraulic pump driven by the electric motor, a hydraulic actuator powered by the hydraulic pump, and one or more processing circuits being configured to: determine a location of the refuse vehicle including a global position system coordinate, determine a position on a route map using the location, control the hydraulic actuator based on the position on the route map, determine a state of charge of the battery and a threshold for the state of charge below which operation of the electric motor, the hydraulic pump, or the hydraulic actuator is adjusted, and dynamically update the threshold based on the position on the route map or a weight of refuse in a refuse compartment.
    Type: Grant
    Filed: February 17, 2023
    Date of Patent: April 28, 2026
    Assignee: OSHKOSH CORPORATION
    Inventors: Amanda Miller, Greg Steffens, Aaron Fisher, Chris Mills, Jeff Verhagen, Michael Bolton
  • Publication number: 20260103246
    Abstract: A vehicle including a chassis, a cab coupled to the chassis, the cab having a front face, a body coupled to the chassis, and a shroud coupled to the cab such that an internal volume is defined between the cab and the shroud, the shroud at least partially defining: a first inlet positioned along a front side of the shroud and in fluid communication with the internal volume, and a second inlet arranged such that airflow along the front face of the cab enters the internal volume through the second inlet.
    Type: Application
    Filed: December 15, 2025
    Publication date: April 16, 2026
    Applicant: Oshkosh Corporation
    Inventors: Jon Zeamer, Greg Steffens, Jeff Verhagen, Chris Goodman, Jon Branson, David Cockrell, McCall Groen, Travis Zuleger
  • Patent number: 12595119
    Abstract: A refuse vehicle includes a chassis, a cab coupled to the chassis, a body coupled to the chassis, the body including a refuse compartment configured to store refuse, a lift assembly configured to transfer refuse from a refuse container into the refuse compartment, a cowl coupled to at least one of the body or the cab and extending above the cab, and a heat exchanger positioned at least partially within the cowl such that the heat exchanger extends above the cab.
    Type: Grant
    Filed: February 17, 2023
    Date of Patent: April 7, 2026
    Assignee: Oshkosh Corporation
    Inventors: Jon Zeamer, Greg Steffens, Jeff Verhagen, Chris Goodman, Jon Branson, McCall Groen, Jon Pandolfini, Ryan Wolf, Sam Mueller, Kevin Pennau, Jeremy Andringa, Colin Wheeler, David Palmer, David Cockrell, Travis Zuleger
  • Patent number: 12577042
    Abstract: A refuse vehicle that includes a chassis and a body assembly. The body assembly is removably coupled with the chassis. The body assembly includes a hydraulic system and an electrical system. The hydraulic system includes a hydraulic pump and a reservoir, the hydraulic pump and the reservoir coupled with the body assembly. The electrical system includes a controller coupled with the body assembly. The body assembly is configured to be removed from the chassis without requiring decoupling of the hydraulic pump or the reservoir from the body assembly, and without requiring decoupling of the controller from the body assembly.
    Type: Grant
    Filed: February 17, 2023
    Date of Patent: March 17, 2026
    Assignee: Oshkosh Corporation
    Inventors: Aaron Fisher, Greg Steffens, Jeff Verhagen, Ryan Wolf, Jon Branson, Sam Mueller
  • Publication number: 20260070398
    Abstract: A cab for a refuse vehicle includes a cab body defining a first door opening and a second door opening, a first door positioned over the first door opening, and a second door positioned over the second door opening. Each of the first door and the second door includes a door panel and a peep window positioned proximate a lower end of the door panel. The peep window includes an interior windowpane and exterior windowpane. Portions of the interior windowpane and the exterior windowpane are vertically offset and horizontally offset.
    Type: Application
    Filed: November 19, 2025
    Publication date: March 12, 2026
    Applicant: Oshkosh Corporation
    Inventors: Andrew Rausch, Jon Zeamer, Jeremy Andringa, Greg Steffens, Josh Gentner, Jon Branson, Jeff Verhagen
  • Patent number: D1121502
    Type: Grant
    Filed: June 10, 2024
    Date of Patent: April 7, 2026
    Assignee: Oshkosh Corporation
    Inventors: McCall Groen, Brandon Lemke, Jeremy Kiekhaefer, Greg Steffens