Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Planar lightwave circuit based wavelength selective switch

Planar lightwave circuit based wavelength selective switch

US Patent 7440650 · Granted Oct 21, 2008

Estimated economic value: $15,839,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Mach-Zehnder interferometer with mirrored facet2024
Coupling between a waveguide device and fiber stub2021
Multiple waveguide alignment2020
Shielded electrical contact and doping through a passivating dielectric layer in2018
Optical imaging and communications2018
Angled periodic segmented waveguide for spot size conversion with reduced return2018
Flat-top tunable filter2018
Angled periodic segmented waveguide for spot size conversion with reduced return2017
Photovoltaic devices with fine-line metallization and methods for manufacture2017
Selective transformation in functional films, and solar cell applications thereo2017
Methods of forming solar cells2016
Shielded electrical contact and doping through a passivating dielectric layer in2016