Inventor
LIU YUWEN
US36 patents
⚠️ This page may combine multiple inventors who share the name “LIU YUWEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
COOPERVISION INT HOLDING CO LP
9 patentsUS8658748B2Feb 25, 2014
Silicone hydrogel contact lenses having acceptable levels of energy loss
COOPERVISION INT HOLDING CO LP129 citations98
US8658747B2Feb 25, 2014
Wettable silicone hydrogel contact lenses
COOPERVISION INT HOLDING CO LP47 citations98
US9322959B2Apr 26, 2016
Contact lenses made with HEMA-compatible polysiloxane macromers
COOPERVISION INT HOLDING CO LP27 citations94
US9498035B2Nov 22, 2016
Silicone hydrogel contact lenses for sustained release of beneficial polymers
COOPERVISION INT HOLDING CO LP19 citations92
US9864103B2Jan 9, 2018
Phosphine-containing hydrogel contact lenses
COOPERVISION INT HOLDING CO LP5 citations84
US8011784B2Sep 6, 2011
Polymerizable contact lens formulations and contact lenses obtained therefrom
COOPERVISION INT HOLDING CO LP10 citations84
US9625616B2Apr 18, 2017
Silicone hydrogel contact lenses
COOPERVISION INT HOLDING CO LP7 citations81
US9574038B2Feb 21, 2017
Contact lenses made with HEMA-compatible polysiloxane macromers
COOPERVISION INT HOLDING CO LP5 citations73
US9453110B2Sep 27, 2016
Contact lenses made with HEMA-compatible polysiloxane macromers
COOPERVISION INT HOLDING CO LP3 citations73
LIU YUWEN
7 patentsUS9217813B2Dec 22, 2015
Silicone hydrogel contact lenses
LIU YUWEN212 citations98
US8487058B2Jul 16, 2013
Wettable silicone hydrogel contact lenses
LIU YUWEN193 citations98
US9360594B2Jun 7, 2016
High water content silicone hydrogel contact lenses
LIU YUWEN29 citations94
US8513325B2Aug 20, 2013
Silicone hydrogel contact lenses and related compositions and methods
LIU YUWEN47 citations94
US9057822B2Jun 16, 2015
Silicone hydrogel contact lenses
LIU YUWEN27 citations92
US8672475B2Mar 18, 2014
Silicone hydrogel contact lenses and methods of making silicone hydrogel contact lenses
LIU YUWEN14 citations82
US8820925B2Sep 2, 2014
Polymerizable contact lens formulations and contact lenses obtained therefrom
LIU YUWEN1 citations52
COOPERVISION INT LTD
7 patentsUS12164182B2Dec 10, 2024
Contact lens
COOPERVISION INT LTD0 citations62
US11067831B2Jul 20, 2021
Methods of manufacturing coated contact lenses
COOPERVISION INT LTD1 citations62
US12393057B2Aug 19, 2025
Oleic acid-releasing contact lens
COOPERVISION INT LTD0 citations57
US11947192B2Apr 2, 2024
Contact lenses with microchannels
COOPERVISION INT LTD0 citations57
US11550166B2Jan 10, 2023
Contact lenses with microchannels
COOPERVISION INT LTD0 citations57
US12153288B2Nov 26, 2024
Contact lens
COOPERVISION INT LTD0 citations56
US12038555B2Jul 16, 2024
Cationic contact lens
COOPERVISION INT LTD0 citations56
CRRC QINGDAO SIFANG CO LTD
4 patentsUS11447165B2Sep 20, 2022
Train window structure and train with train window structure
CRRC QINGDAO SIFANG CO LTD0 citations50
US11331865B2May 17, 2022
Method for producing a hollow support from a fiber composite material, core designed as a hollow body, use of said core, and use of said hollow support made from fiber composite
CRRC QINGDAO SIFANG CO LTD0 citations50
US11186300B2Nov 30, 2021
Collision energy absorption structure and rail vehicle having same
CRRC QINGDAO SIFANG CO LTD0 citations49
US10939263B2Mar 2, 2021
Multi-network convergence method and device
CRRC QINGDAO SIFANG CO LTD0 citations46