Chang; Kai Huei

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chang; Kai Huei.The latest application filed is for "upward collapse process and apparatus for making glass preforms".

Company Profile

1.5.9

Chang; Kai Huei - Decatur GA
Chang; Kai Huei - Alpharetta GA
Chang; Kai Huei - Suwanee GA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for preform or tube drawing based on its viscosity Grant 11,454,580 - Fattal , et al. September 27, 2	2022-09-27
Upward Collapse Process And Apparatus For Making Glass Preforms App 20220286204 - Ma; Qiulin ; et al.	2022-09-08
Upward collapse process and apparatus for making glass preforms Grant 11,405,107 - Ma , et al. August 2, 2	2022-08-02
Methods For Producing A Hollow-core Fiber And For Producing A Preform For A Hollow-core Fiber App 20220227656 - Rosenberger; Manuel ; et al.	2022-07-21
Elongation Method And Preform For Producing An Optical Glass Component App 20210130221 - Ma; Qiulin ; et al.	2021-05-06
Automated Large Outside Diameter Preform Tipping Process And Resulting Glass Preforms App 20200223737 - Ma; Qiulin ; et al.	2020-07-16
Formation of elongated glass components with low bow using a gripper device Grant 10,590,022 - Fattal , et al.	2020-03-17
Method for forming a glass preform Grant 10,370,283 - Lee , et al.	2019-08-06
Upward Collapse Process And Apparatus For Making Glass Preforms App 20180145752 - MA; Qiulin ; et al.	2018-05-24
Formation Of Elongated Glass Components With Low Bow Using A Gripper Device App 20180002215 - FATTAL; Georges Levon ; et al.	2018-01-04
Method For Forming A Glass Preform App 20170362113 - Lee; Jong-Won ; et al.	2017-12-21
Elongation Method And Preform For Producing An Optical Glass Component App 20170320768 - MA; Qiulin ; et al.	2017-11-09
Apparatus And Method For Preform Or Tube Drawing Based On Its Viscosity App 20170254733 - FATTAL; Georges Levon ; et al.	2017-09-07
Method of making a fiber having low loss at 1385 nm by cladding a VAD preform with a D/d<7.5 Grant 6,131,415 - Chang , et al. October 17, 2	2000-10-17

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