Inventor · Hudson, OH, US

Timothy J. Murphy

18Patents
9h-index
38Co-inventors
72Inventor score

Filing activity: Oct 31, 1985 → Sep 28, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4882702A Programmable controller with I/O expansion module located in one of I/O module positions for communication with outside I/O modules Physics 248 Expired
US7042992B1 Systems and methods for account establishment and transaction management using interrupt messaging Electricity 88 Expired
US5745708A Method for and apparatus for operating a local communications module in arbitrating for mastership of a data transfer across a back plane bus in industrial automation controller Physics 68 Expired
US4809217A Remote I/O port for transfer of I/O data in a programmable controller Physics 60 Expired
US5764927A Backplane data transfer technique for industrial automation controllers Physics 53 Expired
US5734736A Autonomous rendezvous and docking system and method therefor Performing Operations; Transporting 38 Expired
US4918589A Method and apparatus for linking processors in a hierarchical control system Physics 37 Expired
US5881247A System having a plurality of frame bytes capable of identifying addressed recipients and assert a busy signal onto the backplane bus to forthrightly abort the message transfer Physics 18 Expired
USD323629S Football score keeper General 12 Expired
US5111070A DC input circuit with controlled leakage current Electricity 9 Expired
US5022799A Coke drum drill stem alignment device Emerging Cross-Sectional Technologies 7 Expired
US5380502A System for suspending reactor tubes in a reactor Emerging Cross-Sectional Technologies 7 Expired
US9585800B2 Mobility securement system Human Necessities 5 Active
US7860226B1 Systems and methods for account management using interrupt messaging Electricity 4 Active
US5583508A Methods and systems of attitude determination Physics 3 Expired
US10702429B2 Mobility securement system Human Necessities 2 Active
US11702801B2 Methods and compositions for asphalt rejuvenation Emerging Cross-Sectional Technologies 0 Active
US7870734B2 Steam driven turbine generator system Emerging Cross-Sectional Technologies 0 Active

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