Patents Represented by Attorney John P. MaMahon

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  • Higher efficiency incandescent lighting unit having an improved ballast unit
    Patent number: 4572991
    Abstract: An improved general service incandescent lamp having an improved capacitive ballast circuit for operating a low voltage filament of the lamp is disclosed. Various embodiments of an improved capacitive ballast circuit that substantially eliminates unwanted stored energy and unwanted resistive dissipation are disclosed.
    Type: Grant
    Filed: January 16, 1984
    Date of Patent: February 25, 1986
    Assignee: General Electric Company
    Inventor: Paul T. Cote