Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › High-pressure sodium discharge lamp having a color temperature of at least 2800.degree. K.

High-pressure sodium discharge lamp having a color temperature of at least 2800.degree. K.

US Patent 5097176 · Granted Mar 17, 1992

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Metal halide lamp with increased lamp voltage2001
Luminescent material2001
High-pressure discharge lamp with miniature discharge vessel and integrated circ1999
Low-pressure mercury discharge lamp with color temperature adjustment1997
Method and device for selecting low-pressure murcury discharge lamps1997
Switching arrangement1995
High-pressure sodium discharge lamp1992
High-pressure sodium discharge lamp1992
Switching arrangement for increasing the white life of a high pressure sodium la1992
High-pressure sodium discharge lamp with fins radially extending from the discha1990
Low-pressure mercury vapor discharge lamp1989
Low-pressure mercury vapor discharge lamp1987