Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Access code dialing apparatus and method

Access code dialing apparatus and method

US Patent 5719931 · Granted Feb 17, 1998

Estimated economic value: $13,939,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Wavelength tunable laser and method of formation2005
Aging in tunable semiconductor lasers2004
Optoelectronic device with power monitoring tap2002
Apparatus and method for stabilizing the frequency of a light source2002
Hybrid integration of a wavelength selectable laser source and optical amplifier2001
In-wafer testing of DFB semiconductor lasers2001
Optical transmitter for WDM systems2001
Method of fabricating an expanded beam optical waveguide device2000
Wavelength selectable laser source2000
Wavelength stabilization in tunable semiconductor lasers1998