P

Inventor

FRANCIS CHARLES A

US15 patents
⚠️ This page may combine multiple inventors who share the name “FRANCIS CHARLES A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LIU YUWEN

5 patents
US9217813B2Dec 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

COOPERVISION INT HOLDING CO LP

2 patents
US8658747B2Feb 25, 2014

Wettable silicone hydrogel contact lenses

COOPERVISION INT HOLDING CO LP47 citations98
US8658748B2Feb 25, 2014

Silicone hydrogel contact lenses having acceptable levels of energy loss

COOPERVISION INT HOLDING CO LP129 citations98

ACURA PHARMACEUTICALS INC

2 patents
US6949645B1Sep 27, 2005

Process for the production of opiates

ACURA PHARMACEUTICALS INC19 citations92
US6972332B1Dec 6, 2005

Process for the production of opiates

ACURA PHARMACEUTICALS INC9 citations73

YAO LI

1 patent
US8865789B2Oct 21, 2014

Silicone hydrogel contact lenses

YAO LI85 citations96

ZHENG YING

1 patent
US9296159B2Mar 29, 2016

Silicone hydrogel contact lenses

ZHENG YING26 citations93

BACK ARTHUR

1 patent
US8820928B2Sep 2, 2014

Silicone hydrogel contact lenses

BACK ARTHUR37 citations93

LIU RONGHUA

1 patent
US8481662B2Jul 9, 2013

Silicone hydrogel contact lenses having acceptable levels of energy loss

LIU RONGHUA39 citations92

FRANCIS CHARLES A

1 patent
US8445614B2May 21, 2013

Dimensionally stable silicone hydrogel contact lenses

FRANCIS CHARLES A35 citations91

XU YUAN

1 patent
US8865929B2Oct 21, 2014

Reactive dyes for contact lenses

XU YUAN6 citations68