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: 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
  • Publication number: 20260061912
    Abstract: A refuse vehicle includes a chassis, a tractive element coupled to the chassis, an energy storage system supported by the chassis, a drive motor coupled to the tractive element and configured to receive electrical energy from the energy storage system and drive the tractive element to propel the refuse vehicle, a cab supported by the chassis, a refuse compartment supported by the chassis, a seat supported within an interior of the cab, a control console coupled to the seat and having a joystick, and a suspension supporting the seat and the control console so that a position of the control console relative to the seat is maintained.
    Type: Application
    Filed: November 5, 2025
    Publication date: March 5, 2026
    Applicant: Oshkosh Corporation
    Inventors: Greg Steffens, Andrew Rausch
  • Publication number: 20260061953
    Abstract: A refuse vehicle including 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 comprising one or more memory devices coupled to one or more processors, the one or more memory devices configured to store instructions thereon that, when executed by the one or more processors, cause the one or more processors to: determine a target cycle time for the hydraulic actuator, and control a speed of the electric motor to achieve the target cycle time.
    Type: Application
    Filed: November 11, 2025
    Publication date: March 5, 2026
    Applicant: Oshkosh Corporation
    Inventors: Chris Mills, Greg Steffens, Chris Rukas, Jeremy Andringa, Colin Wheeler
  • Patent number: 12559182
    Abstract: A refuse vehicle includes a chassis, a cab coupled to the chassis, a body coupled to the chassis and spaced from the cab such that a gap is positioned therebetween, and a transition door assembly positioned across the gap. The transition door assembly includes a support structure, a door panel, a hinge, a latch, and a latch actuator. The support structure is coupled to the body. The support structure includes a cantilevered arm having a latch retainer positioned or defined therealong. The door panel has a rear edge and a front edge. The hinge pivotably couples the rear edge of the door panel 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. The latch actuator is configured to facilitate disengaging the latch from the latch retainer.
    Type: Grant
    Filed: February 17, 2023
    Date of Patent: February 24, 2026
    Assignee: Oshkosh Corporation
    Inventors: Brandon Lemke, Greg Steffens, McCall Groen, Jeff Verhagen
  • Publication number: 20260042492
    Abstract: A vehicle includes a chassis coupled to a wheel. The chassis includes a first portion having a first width, a second portion having a second width, and a transition portion disposed between the first portion and the second portion. The first width is narrower than the second width. The first portion is disposed at a same elevation as the second portion and the transition portion such that the first portion, the second portion, and the transition portion are coplanar along a length of the chassis. The vehicle includes a cab supported by the first portion of the chassis and a body supported by the second portion of the chassis.
    Type: Application
    Filed: October 21, 2025
    Publication date: February 12, 2026
    Applicant: Oshkosh Corporation
    Inventors: Jon Zeamer, Greg Steffens, Jon Branson, Jeremy Andringa, Ryan Wolf, Sam Mueller, Amanda Miller, Jeff Verhagen, Travis Zuleger, Josh Gentner
  • Patent number: 12502937
    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: Grant
    Filed: February 17, 2023
    Date of Patent: December 23, 2025
    Assignee: Oshkosh Corporation
    Inventors: Andrew Rausch, Jon Zeamer, Jeremy Andringa, Greg Steffens, Josh Gentner, Jon Branson, Jeff Verhagen
  • Patent number: 12502965
    Abstract: A refuse vehicle includes a chassis, an energy storage device supported by the chassis, a body assembly, and a power distribution unit. The energy storage device is configured to provide electrical power to a prime mover. Activation of the prime mover selectively drives the refuse vehicle. The body assembly is configured for storing refuse and is supported by the chassis. The power distribution unit is coupled to the energy storage device and is configured to control power transmission outward from the energy storage device. The body assembly includes a controller that communicates with the power distribution unit to adjust a flow of electrical power from the energy storage device to the body assembly.
    Type: Grant
    Filed: August 15, 2023
    Date of Patent: December 23, 2025
    Assignee: Oshkosh Corporation
    Inventors: Emily Davis, Joshua D. Rocholl, Clinton T. Weckwerth, Vincent Hoover, Michael R. Moore, Samuel Mueller, Jeff Verhagen, Jeremy Andringa, Greg Steffens, Jeffrey Koga
  • Publication number: 20250381849
    Abstract: A refuse vehicle includes a chassis, an energy storage device, a body assembly, a lifting system, and a can alignment sensor. The energy storage device is supported by the chassis and is configured to provide power to a prime mover. Activation of the prime mover selectively drives the refuse vehicle. The body assembly is supported by the chassis and includes a controller. The lifting system is configured to engage and lift a refuse can to deposit refuse from the refuse can into the body assembly. The can alignment sensor is in communication with the controller and is configured to monitor a position of the refuse can. The controller is configured to operate the prime mover in response to receiving an indication that the refuse can is outside of a target zone relative to the body assembly.
    Type: Application
    Filed: August 29, 2025
    Publication date: December 18, 2025
    Applicant: Oshkosh Corporation
    Inventors: Emily Davis, Joshua D. Rocholl, Clinton T. Weckwerth, Vincent Hoover, Michael R. Moore, Samuel Mueller, Jeff Verhagen, Jeremy Andringa, Greg Steffens, Jeffrey Koga
  • Patent number: 12497109
    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: Grant
    Filed: February 17, 2023
    Date of Patent: December 16, 2025
    Assignee: Oshkosh Corporation
    Inventors: Jon Zeamer, Greg Steffens, Jeff Verhagen, Chris Goodman, Jon Branson, David Cockrell, McCall Groen, Travis Zuleger
  • Patent number: 12491832
    Abstract: A refuse vehicle including 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 comprising one or more memory devices coupled to one or more processors, the one or more memory devices configured to store instructions thereon that, when executed by the one or more processors, cause the one or more processors to: determine a target cycle time for the hydraulic actuator, and control a speed of the electric motor to achieve the target cycle time.
    Type: Grant
    Filed: February 17, 2023
    Date of Patent: December 9, 2025
    Assignee: Oshkosh Corporation
    Inventors: Chris Mills, Greg Steffens, Chris Rukas, Jeremy Andringa, Colin Wheeler
  • Patent number: 12473039
    Abstract: A vehicle includes a chassis coupled to a wheel and having a first portion and a second portion, and a cab supported by the first portion of the chassis. The cab includes a tunnel configured to receive at least partially receive the first portion of the chassis and a seat supported within an interior of the cab and having a seat support and a backrest. An uppermost surface of the tunnel is arranged at a tunnel height that is lower than a support height of the seat support. The vehicle further includes a body supported by the second portion of the chassis. The first portion of the chassis includes a frame extension or an inward-offset frame rail configuration and the second portion of the chassis comprises a first frame rail and a second frame rail.
    Type: Grant
    Filed: November 15, 2022
    Date of Patent: November 18, 2025
    Assignee: Oshkosh Corporation
    Inventors: Jon Zeamer, Greg Steffens, Jon Branson, Jeremy Andringa, Ryan Wolf, Sam Mueller, Amanda Miller, Jeff Verhagen, Travis Zuleger, Josh Gentner
  • Publication number: 20250347298
    Abstract: A refuse vehicle including an electric motor powered by a battery, a hydraulic pump driven by the electric motor, a manifold including a plurality of electrically actuated solenoid valves receiving hydraulic power from the hydraulic pump, a hydraulic actuator powered by the hydraulic pump via the manifold, and one or more processing circuits comprising one or more memory devices coupled to one or more processors, the one or more memory devices configured to store instructions thereon that, when executed by the one or more processors, cause the one or more processors to: determine a load applied to the hydraulic actuator, operate the manifold to provide regenerative flow of hydraulic fluid to the hydraulic actuator when the load is less than a threshold load, and operate the manifold to provide non-regenerative flow of hydraulic fluid to the hydraulic actuator when the load is greater than or equal to the threshold load.
    Type: Application
    Filed: July 21, 2025
    Publication date: November 13, 2025
    Applicant: Oshkosh Corporation
    Inventors: Chris Mills, Greg Steffens, Chris Rukas, Jeremy Andringa, Colin Wheeler
  • Patent number: 12466298
    Abstract: A refuse vehicle includes a chassis coupled to a wheel and having a first portion and a second portion, an energy storage system supported by the chassis, a drive motor coupled to the wheel and configured to receive electrical energy from the energy storage system and provide rotational mechanical energy to the wheel, a cab supported by the first portion of the chassis, a refuse compartment supported by the second portion of the chassis, a suspension supported by the cab, a seat supported within an interior of the cab, an armrest arranged proximate to the seat and having control console with a joystick, and an armrest adjustment assembly coupled to the armrest and configured to adjust a height of the armrest relative to the seat. The suspension supports the seat and the armrest so that a position of the armrest relative to the seat is maintained.
    Type: Grant
    Filed: February 17, 2023
    Date of Patent: November 11, 2025
    Assignee: Oshkosh Corporation
    Inventors: Greg Steffens, Andrew Rausch
  • Publication number: 20250282258
    Abstract: A vehicle includes a chassis, a cab coupled to the chassis, a body coupled to the chassis, a cowl coupled to at least one of the body or the cab and extending above the cab, and a heat exchanger coupled to the cab and positioned at least partially within the cowl such that the heat exchanger extends above the cab.
    Type: Application
    Filed: May 23, 2025
    Publication date: September 11, 2025
    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
  • 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