Inventor · Oakdale, MN, US

Gregory H. Johnson

29Patents
8h-index
32Co-inventors
75Inventor score

Filing activity: Sep 12, 1986 → Jan 31, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6317000A Overload recovery circuit and method Electricity 29 Expired
USD412326S Data storage tape cartridge General 25 Expired
US6356153B1 Rail-to-rail input/output operational amplifier and method Electricity 24 Expired
US6359512B1 Slew rate boost circuitry and method Electricity 16 Expired
US4744530A Cartridge door-latching mechanism Physics 13 Expired
US7300016B2 Tape reel assembly with stiff winding surface for a tape drive system Physics 12 Expired
US6545538B1 Rail-to-rail class AB output stage for operational amplifier with wide supply range Electricity 12 Expired
US7548418B2 Data storage cartridge with non-tape storage medium and electrical targets Physics 11 Active
US7481659B2 Multiconnector memory card Electricity 6 Active
USD397365S Outdoor business card holder General 5 Expired
USD364614S Videocassette General 4 Expired
US7733639B2 Tamper evident portable memory housing and device Emerging Cross-Sectional Technologies 3 Active
USD366039S Videocassette General 3 Expired
USD370480S Window and label area of a top surface for a videocassette General 2 Expired
US6703900B2 Fast, stable overload recovery circuit and method Electricity 1 Expired
USD370906S Window, label and rear area of a top surface for a videocassette General 1 Expired
US5421531A Slack limiter post Physics 1 Expired
US6386471B1 System and method for automating the assembly of data storage devices Emerging Cross-Sectional Technologies 1 Expired
USD370907S Window, label and rear area of a top surface for a videocassette General 1 Expired
USD365815S Videocassette General 1 Expired
USD379976S Rear portion of a top surface for a videocassette General 1 Expired
USD365812S Front portion of a top surface for a videocassette General 1 Expired
USD397672S Center portion of a top surface for a door for a videocassette General 0 Expired
USD366656S Rear portion of a top surface for a videocassette General 0 Expired
USD365814S Window and label area of a top surface for a videocassette General 0 Expired

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