Inventor
CAMPBELL RANDOLPH E
US42 patents
⚠️ This page may combine multiple inventors who share the name “CAMPBELL RANDOLPH E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FORSIGHT VISION4 INC
30 patentsUS8795712B2Aug 5, 2014
Posterior segment drug delivery
FORSIGHT VISION4 INC46 citations98
US8905963B2Dec 9, 2014
Injector apparatus and method for drug delivery
FORSIGHT VISION4 INC37 citations97
US8808727B2Aug 19, 2014
Posterior segment drug delivery
FORSIGHT VISION4 INC45 citations97
US9851351B2Dec 26, 2017
Posterior segment drug delivery
FORSIGHT VISION4 INC10 citations92
US9066779B2Jun 30, 2015
Implantable therapeutic device
FORSIGHT VISION4 INC24 citations92
US11642310B2May 9, 2023
Posterior segment drug delivery
FORSIGHT VISION4 INC3 citations84
US10656152B2May 19, 2020
Posterior segment drug delivery
FORSIGHT VISION4 INC5 citations84
US10398593B2Sep 3, 2019
Ophthalmic implant for delivering therapeutic substances
FORSIGHT VISION4 INC5 citations84
US9861521B2Jan 9, 2018
Injector apparatus and method for drug delivery
FORSIGHT VISION4 INC7 citations84
US10500091B2Dec 10, 2019
Expandable drug delivery devices and methods of use
FORSIGHT VISION4 INC5 citations82
US11786396B2Oct 17, 2023
Injector apparatus and method for drug delivery
FORSIGHT VISION4 INC3 citations73
US11679027B2Jun 20, 2023
Combined drug delivery methods and apparatus
FORSIGHT VISION4 INC2 citations73
US11065151B2Jul 20, 2021
Therapeutic agent formulations for implanted devices
FORSIGHT VISION4 INC3 citations73
US10874548B2Dec 29, 2020
Therapeutic agent formulations for implanted devices
FORSIGHT VISION4 INC2 citations73
US10813788B2Oct 27, 2020
Implantable therapeutic device
FORSIGHT VISION4 INC4 citations73
US10265215B2Apr 23, 2019
Injector apparatus and method for drug delivery
FORSIGHT VISION4 INC3 citations73
US11419759B2Aug 23, 2022
Fluid exchange apparatus for expandable port delivery system and methods of use
FORSIGHT VISION4 INC2 citations72
US10010448B2Jul 3, 2018
Insertion and removal methods and apparatus for therapeutic devices
FORSIGHT VISION4 INC3 citations72
US11432959B2Sep 6, 2022
Porous structures for extended release drug delivery devices
FORSIGHT VISION4 INC2 citations71
US11110001B2Sep 7, 2021
Expandable drug delivery devices and methods of use
FORSIGHT VISION4 INC2 citations71
US9417238B2Aug 16, 2016
Posterior segment drug delivery
FORSIGHT VISION4 INC2 citations63
US12251336B2Mar 18, 2025
Expandable drug delivery devices and methods of use
FORSIGHT VISION4 INC0 citations62
US12115102B2Oct 15, 2024
Ophthalmic implant for delivering therapeutic substances
FORSIGHT VISION4 INC0 citations62
US11510810B2Nov 29, 2022
Ophthalmic implant for delivering therapeutic substances
FORSIGHT VISION4 INC0 citations62
US10603209B2Mar 31, 2020
Insertion and removal methods and apparatus for therapeutic devices
FORSIGHT VISION4 INC1 citations62
US9526654B2Dec 27, 2016
Ophthalmic implant for delivering therapeutic substances
FORSIGHT VISION4 INC2 citations62
US12201556B2Jan 21, 2025
Porous structures for extended release drug delivery devices
FORSIGHT VISION4 INC0 citations61
US12102560B2Oct 1, 2024
Implantable ocular drug delivery devices
FORSIGHT VISION4 INC0 citations61
US11617680B2Apr 4, 2023
Implantable ocular drug delivery devices
FORSIGHT VISION4 INC0 citations61
US10653554B2May 19, 2020
Fluid exchange apparatus and methods
FORSIGHT VISION4 INC0 citations52
DE JUAN JR EUGENE
7 patentsUS8399006B2Mar 19, 2013
Posterior segment drug delivery
DE JUAN JR EUGENE103 citations99
US8277830B2Oct 2, 2012
Posterior segment drug delivery
DE JUAN JR EUGENE89 citations99
US8623395B2Jan 7, 2014
Implantable therapeutic device
DE JUAN JR EUGENE68 citations98
US8298578B2Oct 30, 2012
Posterior segment drug delivery
DE JUAN JR EUGENE45 citations98
US9033911B2May 19, 2015
Injector apparatus and method for drug delivery
DE JUAN JR EUGENE45 citations97
US10166142B2Jan 1, 2019
Small molecule delivery with implantable therapeutic device
DE JUAN JR EUGENE5 citations73
US9492315B2Nov 15, 2016
Implantable therapeutic device
DE JUAN JR EUGENE3 citations73