Lapsed, fee not paid5 drawingsZip-tie tire grips
Single-piece grips that ratchet onto a tire through the wheel openings for traction in snow or mud.
Bikes, vehicles, aircraft, boats and their accessories. 40 patents: 30 lapsed, 5 expired at full term, 5 likely abandoned.
Lapsed, fee not paid5 drawingsSingle-piece grips that ratchet onto a tire through the wheel openings for traction in snow or mud.
Lapsed, fee not paid3 drawingsA channeled mat that catches melting snow and ice under a parked snowmobile.
Lapsed, fee not paid11 drawingsA block that fits a standard ball mount and guides the trailer coupler down onto the ball.
Lapsed, fee not paid4 drawingsA tray that sits on a car seat, adjusts to fit, and keeps items from sliding off.
Lapsed, fee not paid13 drawingsA foot lever on a dolly's axle lets workers tip heavy loads back with little effort.
Lapsed, fee not paid8 drawingsA stretchy, washable cover that fits any car headrest shape for hygiene in shared vehicles.
Expired, full term2 drawingsAn adjustable holder that mounts on the back of a motorized mobility scooter and keeps crutches or canes upright whatever the mounting angle.
Lapsed, fee not paid8 drawingsA slide-out drawer toolbox with a built-in bucket that mounts in a vehicle.
Lapsed, fee not paid23 drawingsA bracket that secures a diesel engine's control module to the frame so it can't vibrate loose or be stolen.
Lapsed, fee not paid2 drawingsA seat pad senses a child or pet and alerts the driver's key fob if they walk away from the car.
Lapsed, fee not paid4 drawingsA divider that installs in a back seat to confine a passenger, like a police car cage.
Lapsed, fee not paid9 drawingsA carry case with an inflator, gauge and tools to inflate, maintain and check tires on the go.
Lapsed, fee not paid4 drawingsOne transceiver on a car's diagnostic port serves many devices at once, so a scanner, a logger and an insurance dongle can all connect.
Lapsed, fee not paid3 drawingsA lever chain binder with a sealed bearing, shock cover and ergonomic handles for tying down loads.
Lapsed, fee not paid6 drawingsA clip on a car-seat strap with LEDs that show when the strap is tightened correctly.
Lapsed, fee not paid6 drawingsA marina shore-power cord whose plug and boat-end receptacle carry different amp ratings, so one cord bridges mismatched hookups.
Lapsed, fee not paid9 drawingsA cup holder that ties into a small plane's or car's air conditioning to keep drinks cold.
Lapsed, fee not paid5 drawingsSprings on a trailer tailgate take most of the weight, so one person can lower and raise it safely.
Lapsed, fee not paid4 drawingsA display that retracts into a car and extends to show a message or ID to people outside the vehicle.
Lapsed, fee not paid19 drawingsA bracket that mounts a sign across a semi-trailer's rear doors using the hinges and lock rods, no drilling.
Lapsed, fee not paid7 drawingsA circuit that keeps the alternator field connected until oil pressure drops, protecting diodes and batteries from bad shutdowns.
Likely abandoned8 drawingsA scooter with a water tank and sprayer that mists or fogs as you ride.
Lapsed, fee not paid5 drawingsA system that injects extinguishing fluid into a car's engine compartment the moment a fire starts.
Lapsed, fee not paid9 drawingsA rack in a pickup bed with a frame that tilts back onto rails to load heavy cargo.
Lapsed, fee not paid2 drawingsA dock box that houses a water softener, deionizer and pressure washer for spot-free boat washing.
Lapsed, fee not paid5 drawingsA module that remotely monitors and adjusts the air inside a refrigerated shipping container in transit.
Lapsed, fee not paid5 drawingsA stroller brake that locks automatically while a child is seated and the parent lets go.
Lapsed, fee not paid21 drawingsA case that stores caltrop bars ready to deploy across a road to stop a fleeing vehicle.
Lapsed, fee not paid10 drawingsA hydraulic steering helm with its own electric pump, so an autopilot can steer without a separate pump installed.
Lapsed, fee not paid5 drawingsA recumbent tricycle frame that folds down for storage and transport.
Expired, full term4 drawingsA bicycle whose molded plastic wheels carry one-piece solid tires with a raised center dome and tapered side wings.
Likely abandoned10 drawingsAn elliptical bicycle with simple mechanisms designed to be easy and safe to mount for all ages.
Likely abandoned20 drawingsA folding bicycle built from front, rear and upper frames that collapse together.
Lapsed, fee not paid3 drawingsA lighter suspension upright with a fiber-reinforced composite bushing around the wheel bearing.
Lapsed, fee not paid10 drawingsThe driver's seat and controls slide as a module between the center and side of the vehicle.
Expired, full term14 drawingsAn engine supercharger spun by a high-speed hydraulic turbine that shares its hydraulic system with other devices, such as power steering.
Expired, full term4 drawingsAn airliner with a central bay that takes a detachable cylindrical pod, passengers above and baggage below, locked in by a closing door.
Likely abandoned6 drawingsA vertical take-off aircraft with rotors on the wing driven by a hybrid power system.
Expired, full term10 drawingsA passenger aircraft with the cockpit raised and moved back, so a window across the whole nose gives passengers a forward view.
Likely abandoned7 drawingsA personal aircraft flown lying face-down, controlled with hands and feet like a superhero pose.