Inventor · Muskegon, MI, US

Marc Johnson

18Patents
7h-index
17Co-inventors
63Inventor score

Filing activity: Jan 30, 1996 → Mar 24, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5749696A Height and tilt indicator for forklift truck Performing Operations; Transporting 50 Expired
US7331588B2 Trailing beam suspension with alignment adjustment assembly Performing Operations; Transporting 23 Expired
US8371596B2 Suspension system for heavy and vocational vehicles Performing Operations; Transporting 14 Active
US7416200B2 Vehicle suspension assembly Performing Operations; Transporting 9 Active
US8967639B2 Auxiliary axle and suspension assembly Emerging Cross-Sectional Technologies 9 Active
US9481416B2 Auxiliary axle and suspension assembly Emerging Cross-Sectional Technologies 8 Active
US6406077B2 Tube with extruded flanges holding wall-reinforcing insert Mechanical Engineering; Lighting; Heating 8 Expired
US9290221B2 Auxiliary axle and suspension assembly Emerging Cross-Sectional Technologies 7 Active
US11117433B2 Integrated bar-pin clevis joint connection Performing Operations; Transporting 4 Active
USD1003459S1 Trellis General 3 Active
US9688327B2 Auxiliary axle and suspension assembly Emerging Cross-Sectional Technologies 1 Active
US11618289B2 Automated trailer coupling arrangement Electricity 1 Active
US11981171B2 Automated trailer coupling arrangement Electricity 0 Active
USD1029604S1 Striker General 0 Active
US10843517B2 Isolated lift assembly for vehicle auxiliary suspension arrangement Performing Operations; Transporting 0 Active
US12397599B2 Supply line distance compensation system for use in a vehicle Performing Operations; Transporting 0 Active
US8955860B2 Vehicle suspension assembly with integrated torque member and trailing arm mount Performing Operations; Transporting 0 Active
US9295906B2 Collection of nail hammering game pieces Human Necessities 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.