Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Powdered iron core magnetic devices

Powdered iron core magnetic devices

US Patent 4601765 · Granted Jul 22, 1986

Estimated economic value: $6,112,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Starting aid for high intensity discharge lamps1999
System for starting a high intensity discharge lamp1995
Lead ballast circuit with power regulation for a gas discharge lamp1995
Sports lighting luminaire having a broken glass safety shutdown circuit1995
Luminaire including an electrodeless discharge lamp as a light source1995
Controllable ballast and operating system utilizing same1992
Spark gap device particularly suited for a rapid restrike circuit for metal hali1990
Spark gap device particularly suited for a rapid restrike circuit for metal hali1990
Luminaire containment means for lamp rupturing1990
Powdered iron core magnetic devices1986
Powdered iron core magnetic devices1986
Roadway luminaire1982