Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12180106 | Methods for producing a hollow-core fiber and for producing a preform for a hollow-core fiber | Manuel Rosenberger, Jan Vydra, Qiulin Ma | 2024-12-31 |
| 11840472 | Elongation method and preform for producing an optical glass component | Qiulin Ma, Evan P. Green | 2023-12-12 |
| 11811453 | Upward collapse process and apparatus for making glass preforms | Qiulin Ma, Evan P. Green, James E. Beavers, Jr., Carl W. Ponader | 2023-11-07 |
| 11649185 | Automated large outside diameter preform tipping process and resulting glass preforms | Qiulin Ma | 2023-05-16 |
| 11618708 | Elongation method and preform for producing an optical glass component | Qiulin Ma, Evan P. Green | 2023-04-04 |
| 11454580 | Method for preform or tube drawing based on its viscosity | Georges Levon FATTAL, James E. Beavers, Jr., Evan P. Green, Qiulin Ma | 2022-09-27 |
| 11405107 | Upward collapse process and apparatus for making glass preforms | Qiulin Ma, Evan P. Green, James E. Beavers, Jr., Carl W. Ponader | 2022-08-02 |
| 10590022 | Formation of elongated glass components with low bow using a gripper device | Georges Levon FATTAL, James E. Beavers, Jr., Oliver Ganz | 2020-03-17 |
| 10370283 | Method for forming a glass preform | Jong Won Lee, Qiulin Ma | 2019-08-06 |
| 9212082 | System and method for fabricating optical fiber preform and optical fiber | Georges Levon FATTAL, Oliver Ganz | 2015-12-15 |
| 7546750 | Method for fabricating optical fiber using deuterium exposure | David Kalish, Thomas John Miller | 2009-06-16 |
| 6865327 | Method of making optical fiber with reduced E-band and L-band loss peaks | Robert M. Atkins, Alice Weimin Liu, Poul Kristensen, Morten Østergaard Pedersen, Stig Nissen Knudsen +2 more | 2005-03-08 |
| 6776012 | Method of making an optical fiber using preform dehydration in an environment of chlorine-containing gas, fluorine-containing gases and carbon monoxide | David Kalish, Thomas John Miller | 2004-08-17 |
| 6131415 | Method of making a fiber having low loss at 1385 nm by cladding a VAD preform with a D/d<7.5 | David Kalish, Thomas John Miller, Michael L. Pearsall | 2000-10-17 |