Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Low-pressure mercury vapor discharge lamp

Low-pressure mercury vapor discharge lamp

US Patent 4546285 · Granted Oct 8, 1985

Estimated economic value: $256,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

DC/AC converter for supplying two gas discharge lamps2008
Projection system2008
Method and apparatus for driving a gas discharge lamp2007
Ballast for high pressure discharge lamp2006
High frequency electronic ballast2004
Discharged lamp with multiple electron emissive electrode bodies2003
Low-pressure discharge lamp with filament having protective coating2000
Discharge lamp with specific fill and luminescent layers2000
Lighting unit, low-pressure mercury discharge lamp, supply unit, and combined pa1999
Low-pressure mercury discharge meander lamp dimensioned for even illumination an1999
Low-pressure mercury vapour discharge lamp1999
Low-pressure discharge lamp1998