Inventor · Boylston, MA, US

Matthew Johnson

27Patents
6h-index
33Co-inventors
69Inventor score

Filing activity: Dec 9, 1999 → Dec 22, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8740847B2 Fluid delivery device needle retraction mechanisms, cartridges and expandable hydraulic fluid seals Human Necessities 19 Active
US8738256B2 Automatic calibration of the torque transfer touch point in an electrically actuated clutch in a hybrid vehicle Mechanical Engineering; Lighting; Heating 18 Active
US9795735B2 Fluid delivery device needle retraction mechanisms, cartridges and expandable hydraulic fluid seals Human Necessities 11 Active
US10376638B2 Fluid delivery device needle retraction mechanisms, cartridges and expandable hydraulic fluid seals Human Necessities 11 Active
USD955566S1 Medicament delivery device General 9 Active
US10596313B2 Fluid delivery device having an insertable prefilled cartridge Human Necessities 7 Active
USD914200S1 Medicament delivery device General 6 Active
US6357958B1 Universally adjustable mounting device Emerging Cross-Sectional Technologies 6 Expired
US8870245B2 Latch receiver for hook latch Emerging Cross-Sectional Technologies 5 Active
US9187926B2 Partition assembly Mechanical Engineering; Lighting; Heating 5 Active
US10987466B2 Needle control and drug mixing systems for a fluid delivery device Human Necessities 4 Active
US11407308B1 System and method for operating vehicle in selected vehicle mode Mechanical Engineering; Lighting; Heating 2 Active
US11731477B2 Enhanced vehicle stability Performing Operations; Transporting 1 Active
US8607844B2 Structure for assembling and disassembling partition members Mechanical Engineering; Lighting; Heating 1 Active
US11752826B2 Suspension system with improved ability to avoid getting stuck or get unstuck Performing Operations; Transporting 1 Active
US12005902B2 System and method for situationally optimized turning assistance Emerging Cross-Sectional Technologies 1 Active
US12005886B2 Methods and apparatus to control stability of a vehicle and trailer Performing Operations; Transporting 0 Active
US11660387B2 Fluid delivery device having an insertable prefilled cartridge Human Necessities 0 Active
US12233853B2 Methods and apparatus to monitor and prevent trailer sway of a vehicle and trailer Performing Operations; Transporting 0 Active
US10364847B2 Mounting device Emerging Cross-Sectional Technologies 0 Active
US10965105B2 Partition covers for electric distribution equipment enclosures Electricity 0 Active
US12115959B2 Vehicle control system Performing Operations; Transporting 0 Active
US11840241B1 Adjusting driver assist technology based on vehicle ride height Performing Operations; Transporting 0 Active
US12433166B2 Ceramic stack assembly fixture Performing Operations; Transporting 0 Active
USD935604S1 Medicament delivery device General 0 Active

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