Inventor
HO KWAN
TW28 patents
⚠️ This page may combine multiple inventors who share the name “HO KWAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
XYZPRINTING INC
18 patentsUS9688026B2Jun 27, 2017
Heating platform and 3D printing apparatus
XYZPRINTING INC32 citations94
US10252467B2Apr 9, 2019
Control method of printing temperature and device thereof
XYZPRINTING INC3 citations73
US10071524B2Sep 11, 2018
Printing method for printing multi-material 3D model
XYZPRINTING INC2 citations73
US9432655B2Aug 30, 2016
Three-dimensional scanner based on contours from shadow images
XYZPRINTING INC6 citations73
US10065374B2Sep 4, 2018
Method of automatically adding supporting structure to 3D model
XYZPRINTING INC2 citations72
US9731452B2Aug 15, 2017
Three dimensional printer and method for adjusting working coordinate of platform thereof
XYZPRINTING INC4 citations72
US9630364B2Apr 25, 2017
Three-dimensional printing apparatus and nozzle temperature adjustment method thereof
XYZPRINTING INC2 citations71
US10539949B2Jan 21, 2020
Three-dimensional printing appratus and method for calibrating printing inaccuracy thereof
XYZPRINTING INC2 citations70
US10606244B2Mar 31, 2020
Method of inwardly decreasing coloring contour of color 3D object
XYZPRINTING INC1 citations58
US10144182B2Dec 4, 2018
Printing head module
XYZPRINTING INC1 citations52
US9505174B2Nov 29, 2016
Printing head module
XYZPRINTING INC0 citations52
US10621369B2Apr 14, 2020
Protecting method for accessing material data of printer
XYZPRINTING INC0 citations51
US10245782B2Apr 2, 2019
Method for printing a model for 3D printer
XYZPRINTING INC0 citations41
US9662835B2May 30, 2017
Printing head module and three dimensional printing apparatus using the same
XYZPRINTING INC0 citations41
US10286645B2May 14, 2019
Three-dimensional printing apparatus and method for compensating coordinate offset between nozzles thereof
XYZPRINTING INC0 citations40
US10773455B2Sep 15, 2020
3D printing method using strengthened auxiliary wall
XYZPRINTING INC0 citations38
US10780653B2Sep 22, 2020
Slicing and printing method for colour 3D physical model with protective film
XYZPRINTING INC0 citations37
US10251204B2Apr 2, 2019
Method for quick configuration of Wi-Fi connection of output device
XYZPRINTING INC0 citations31
ALIGN TECHNOLOGY INC
5 patentsUS6976627B1Dec 20, 2005
Identification of units in customized production
ALIGN TECHNOLOGY INC171 citations97
US10783629B2Sep 22, 2020
Aligner image based quality control system
ALIGN TECHNOLOGY INC78 citations96
US7611058B2Nov 3, 2009
Identification of units in customized production
ALIGN TECHNOLOGY INC29 citations91
US7306152B2Dec 11, 2007
Identification of units in customized production
ALIGN TECHNOLOGY INC32 citations91
US11602413B2Mar 14, 2023
Laser marking of dental appliances
ALIGN TECHNOLOGY INC15 citations83