Inventor
DYER ROBERT J
US25 patents
⚠️ This page may combine multiple inventors who share the name “DYER ROBERT J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PORTAL INSTR INC
18 patentsUSD926972SAug 3, 2021
Injector cartridge
PORTAL INSTR INC11 citations82
USD926970SAug 3, 2021
Injector cartridge
PORTAL INSTR INC8 citations81
USD926971SAug 3, 2021
Injector cartridge
PORTAL INSTR INC3 citations70
US11980743B2May 14, 2024
Needle-free transdermal injection device
PORTAL INSTR INC0 citations62
US10918808B2Feb 16, 2021
Angled injection nozzle
PORTAL INSTR INC0 citations62
US12343506B2Jul 1, 2025
Rotary motor based transdermal injection device
PORTAL INSTR INC0 citations60
US12115353B2Oct 15, 2024
Rotary motor based transdermal injection device
PORTAL INSTR INC0 citations60
US12280244B2Apr 22, 2025
Active injection guide
PORTAL INSTR INC0 citations58
US11400220B2Aug 2, 2022
Active injection guide
PORTAL INSTR INC0 citations58
US11786666B2Oct 17, 2023
Shuttle nib for control of stopper during injection
PORTAL INSTR INC0 citations53
US12465689B2Nov 11, 2025
Encoding information for drug delivery
PORTAL INSTR INC0 citations51
US10857298B2Dec 8, 2020
Rotary motor based transdermal injection device
PORTAL INSTR INC0 citations49
US10857297B2Dec 8, 2020
Rotary motor based transdermal injection device
PORTAL INSTR INC0 citations49
US10850038B2Dec 1, 2020
Rotary motor based transdermal injection device
PORTAL INSTR INC0 citations49
US10413671B2Sep 17, 2019
Rotary motor based transdermal injection device
PORTAL INSTR INC0 citations49
US10532158B2Jan 14, 2020
Fluid transfer mechanism for an injection device
PORTAL INSTR INC0 citations41
US10376656B2Aug 13, 2019
Side-angle decapping of pre-filled syringe
PORTAL INSTR INC0 citations41
US10625021B2Apr 21, 2020
Apparatus for reinforcing syringe cartridge
PORTAL INSTR INC0 citations35