Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Variable attenuation electro-optic device

Variable attenuation electro-optic device

US Patent 4364639 · Granted Dec 21, 1982

Estimated economic value: $4,452,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Opto-mechanical device having optical element movable by twin flexures1997
Apparatus for inserting light signals into, or receiving light signals from, one1996
Strip casting1993
Graded index lens structure suitable for optical fiber termination1992
Bandwidth enhancement of multimode optical transmisson lines1988
Reciprocating variable optical attenuator filter1987
Hermetic optical attenuator1987
Measuring chromatic dispersion of fibers1985
Optical switch1983
Electro-optic devices1981