Inventor · San Mateo, CA, US

Peter Johnston

19Patents
4h-index
16Co-inventors
57Inventor score

Filing activity: Mar 30, 1995 → Feb 2, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5526103A Induction heating fixing device Physics 40 Expired
US7428075B2 Circuitry to support justification of PWM pixels Electricity 9 Active
US5835235A Image forming apparatus which establishes image formation values using environmentally sensitive references Electricity 7 Expired
US7578237B2 Method for controlling initiation of a detonator Mechanical Engineering; Lighting; Heating 6 Active
USD856499S1 Condenser cover General 3 Active
USD895089S1 Front mount condenser cover General 3 Active
US8121435B2 Systems and methods for resolution switching Physics 2 Active
US7619644B2 Method and apparatus for image alignment Electricity 2 Active
US7821658B2 Interleaving imaging device controller with multi-use circuitry Physics 1 Expired
US8098942B2 Systems and methods for color data compression Electricity 1 Active
US7907303B2 Systems and methods for processing pixel data for a printer Physics 1 Active
US11667174B2 Smart electric refrigeration system for vehicles Emerging Cross-Sectional Technologies 0 Active
US7957025B2 Systems and methods for processing pixel data for a printer Electricity 0 Active
US8320012B2 Apparatus, system, and method for color data printing Electricity 0 Active
US11218234B2 Method of generating a control signal for use in a signal dynamics processor Electricity 0 Active
US7822115B2 Systems for generating a pulse width modulated signal Electricity 0 Active
US8155436B2 Systems and methods for color data compression Electricity 0 Active
US8068667B2 Systems and methods for color data compression Electricity 0 Active
US8223390B2 Systems and methods for reducing color registration errors in tandem engines Physics 0 Active

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