Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Optical fibers having cores with different propagation constants, and methods of manufacturing same

Optical fibers having cores with different propagation constants, and methods of manufacturing same

US Patent 6611648 · Granted Aug 26, 2003

Estimated economic value: $54,243,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Reference voltage calibration using a qualified weighted average2019
Reference voltage calibration using a qualified weighted average2018
Handwritten character recognition based on frequency variations in characters2013
Handwritten character recognition based on frequency variations in characters2013
Handwritten character recognition based on frequency variations in characters2013
Method and apparatus for providing light having a selected polarization with an 2010
Fiber optic article with inner region2009
Optical fiber having reduced defect density2009
Fiber optic coupler, optical fiber useful with the coupler and/or a pump light s2008
Optical fiber for delivering optical energy to or from a work object2008
Optical fiber with suppressed stimulated Brillouin scattering and method for mak2007
Multimode polarization maintaining double clad fiber2006