Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Time fuse for high pressure sodium lamps

Time fuse for high pressure sodium lamps

US Patent 4599543 · Granted Jul 8, 1986

Estimated economic value: $11,533,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Ceramic discharge chamber for a discharge lamp2006
High pressure discharge lamp2003
Means for applying conducting members to arc tubes2003
Sodium-xenon lamp with improved characteristics at end-of-life2002
Discharge lamp emission material2000
Transparent heat conserving coating for metal halide arc tubes1999
Solid state thermal conversion of polycrystalline alumina to sapphire using a se1996
Reflector lamp with low UV emission1994
DC operated sodium vapor lamp1994
Sodium vapor lamp for sonic pulse operation1990
Ceramic lamp end closure and inlead structure1989
High pressure sodium lamp having improved coloring rendition1986