Inventor
JOHNSON MATTHEW P
US9 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSON MATTHEW P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VALERITAS INC
4 patentsUS9795735B2Oct 24, 2017
Fluid delivery device needle retraction mechanisms, cartridges and expandable hydraulic fluid seals
VALERITAS INC14 citations90
US10596313B2Mar 24, 2020
Fluid delivery device having an insertable prefilled cartridge
VALERITAS INC8 citations83
US10376638B2Aug 13, 2019
Fluid delivery device needle retraction mechanisms, cartridges and expandable hydraulic fluid seals
VALERITAS INC12 citations82
US10987466B2Apr 27, 2021
Needle control and drug mixing systems for a fluid delivery device
VALERITAS INC6 citations72