Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Controlled collapse of depressed index optical fiber preforms

Controlled collapse of depressed index optical fiber preforms

US Patent 6802191 · Granted Oct 12, 2004

Estimated economic value: $20,742,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Chemical powder deposition method for the manufacture of optical fiber preforms 2011
Chemical powder deposition method for the manufacture of optical fiber preforms 2011
Manufacture of silica bodies using sol-gel techniques2006
Manufacture of silica bodies using sol-gel techniques2006
Optical fiber design for secure tap proof transmission2004
Optical fiber design for secure tap proof transmission2004
Silica structure crack monitoring2004
Multi-pass sintering of a sol-gel body through a hot zone2004
Manufacture of depressed index optical fibers2004
Manufacture of depressed index optical fibers2004
Manufacture of silica bodies using sol-gel techniques2003
Manufacture of silica bodies using sol-gel techniques2003