Inventor
KRABSHUIS GERTJAN
NL20 patents
⚠️ This page may combine multiple inventors who share the name “KRABSHUIS GERTJAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DRAKA COMTEQ BV
17 patentsUS10767264B2Sep 8, 2020
Method and an apparatus for performing a plasma chemical vapour deposition process and a method
DRAKA COMTEQ BV2 citations69
US10730784B2Aug 4, 2020
Method for preparing a primary preform by etching and collapsing a deposited tube
DRAKA COMTEQ BV1 citations62
US12467142B2Nov 11, 2025
Method and an apparatus for performing a plasma chemical vapour deposition process and a method
DRAKA COMTEQ BV0 citations59
US11352286B2Jun 7, 2022
Method, device, and system for heating an elongate silica cylinder in manufacturing optical fibers
DRAKA COMTEQ BV0 citations51
US9828279B2Nov 28, 2017
Method and device for manufacturing an optical preform by means of an internal vapour deposition process, and a corresponding substrate tube assembly
DRAKA COMTEQ BV0 citations51
US9816178B2Nov 14, 2017
Plasma deposition process with removal of substrate tube
DRAKA COMTEQ BV1 citations51
US9816179B2Nov 14, 2017
Plasma deposition process with removal of substrate tube
DRAKA COMTEQ BV1 citations51
US9463994B2Oct 11, 2016
Method and a device for manufacturing an optical preform by means of an internal vapour deposition process, as well as corresponding substrate tube assembly
DRAKA COMTEQ BV0 citations51
US9831068B2Nov 28, 2017
Method for activating an inner surface of a substrate tube for the manufacturing of an optical-fiber preform
DRAKA COMTEQ BV1 citations48
US12398063B2Aug 26, 2025
Plasma chemical vapor deposition process
DRAKA COMTEQ BV0 citations47
US11956884B2Apr 9, 2024
Plasma chemical vapor deposition apparatus
DRAKA COMTEQ BV0 citations47
US11407670B2Aug 9, 2022
Device, system, and method for forming a core-rod for optical fibers
DRAKA COMTEQ BV0 citations47
US9994480B2Jun 12, 2018
Method for etching a primary preform
DRAKA COMTEQ BV0 citations41
US9643879B2May 9, 2017
Method for manufacturing a precursor for a primary preform for optical fibres by a plasma deposition process
DRAKA COMTEQ BV0 citations41
US9593037B2Mar 14, 2017
Apparatus and method for carrying out a plasma deposition process
DRAKA COMTEQ BV0 citations41
US10584055B2Mar 10, 2020
Rotary feed-through for mounting a rotating substrate tube in a lathe, a CVD lathe and a corresponding method using the CVD lathe
DRAKA COMTEQ BV0 citations38
US9663394B2May 30, 2017
Method for manufacturing an optical preform
DRAKA COMTEQ BV0 citations38