Inventor
CHUN DORIS PIK-YIU
US24 patents
⚠️ This page may combine multiple inventors who share the name “CHUN DORIS PIK-YIU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHUN DORIS PIK-YIU
12 patentsUS8309630B2Nov 13, 2012
Polymer-encapsulated pigment
CHUN DORIS PIK-YIU10 citations83
US9657114B2May 23, 2017
Electrically chargeable encapsulated particles
CHUN DORIS PIK-YIU2 citations72
US8932791B2Jan 13, 2015
Liquid electrophotographic ink and method for making the same
CHUN DORIS PIK-YIU4 citations72
US8791174B2Jul 29, 2014
Ink composition and method of preparing same
CHUN DORIS PIK-YIU2 citations62
US8709600B2Apr 29, 2014
Polymer-encapsulated colorant nanoparticles
CHUN DORIS PIK-YIU3 citations62
US8426100B2Apr 23, 2013
Liquid electrophotographic ink concentrates and methods for preparing the same
CHUN DORIS PIK-YIU2 citations62
US8734651B2May 27, 2014
Multi-component filters
CHUN DORIS PIK-YIU0 citations51
US8653185B2Feb 18, 2014
Method of forming ionically-charged, encapsulated colorant nanoparticles
CHUN DORIS PIK-YIU0 citations51
US8536267B2Sep 17, 2013
Surface modification of polymer particles
CHUN DORIS PIK-YIU0 citations51
US8430494B2Apr 30, 2013
Ink forming method
CHUN DORIS PIK-YIU0 citations51
US9488927B2Nov 8, 2016
Printing systems and methods of using such printing systems
CHUN DORIS PIK-YIU0 citations41
US8772369B2Jul 8, 2014
Single batch latex ink compositions and methods
CHUN DORIS PIK-YIU0 citations41
KATEEVA INC
5 patentsUS11545628B2Jan 3, 2023
Analysis of material layers on surfaces, and related systems and methods
KATEEVA INC1 citations71
US11107991B2Aug 31, 2021
Analysis of material layers on surfaces, and related systems and methods
KATEEVA INC1 citations71
US10608182B2Mar 31, 2020
Analysis of material layers on surfaces, and related systems and methods
KATEEVA INC2 citations71
US12488449B2Dec 2, 2025
Analysis of material layers on surfaces, and related systems and methods
KATEEVA INC0 citations61
US11800781B2Oct 24, 2023
Analysis of material layers on surfaces, and related systems and methods
KATEEVA INC0 citations61
HEWLETT PACKARD DEVELOPMENT CO
5 patentsUS10042279B2Aug 7, 2018
Ink composition
HEWLETT PACKARD DEVELOPMENT CO3 citations68
US8563210B2Oct 22, 2013
Liquid electrophotographic ink concentrates and methods for preparing the same
HEWLETT PACKARD DEVELOPMENT CO2 citations63
US8356893B2Jan 22, 2013
Ink composition containing non-VOC liquid carrier
HEWLETT PACKARD DEVELOPMENT CO3 citations63
US9018313B2Apr 28, 2015
Polymer-encapsulated nanoparticle systems
HEWLETT PACKARD DEVELOPMENT CO2 citations62
US8562125B2Oct 22, 2013
Concentrated inkjet ink
HEWLETT PACKARD DEVELOPMENT CO0 citations52