Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › High pressure discharge lamp with vessel having a UV radiation absorbing portion of quartz glass

High pressure discharge lamp with vessel having a UV radiation absorbing portion of quartz glass

US Patent 4307315 · Granted Dec 22, 1981

Estimated economic value: $456,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Electric lamp with metal shell2002
Glass composition suitable for use in a fluorescent lamp, lamp envelope manufact1999
Irradiation device comprising a short arc discharge lamp1988
Lamp having a lamp vessel made of quartz glass, quartz glass and method of prepa1982
Method of producing doped quartz glass1982