Inventor
JOHANNESSON ROBERT E
US7 patents
⚠️ This page may combine multiple inventors who share the name “JOHANNESSON ROBERT E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNL HOLDINGS LLC
5 patentsUS10130768B2Nov 20, 2018
Combination plunger device for a dual chamber mixing syringe
UNL HOLDINGS LLC5 citations81
US10279121B2May 7, 2019
Dual chamber mixing device for a syringe
UNL HOLDINGS LLC3 citations69
US10220148B2Mar 5, 2019
Actuation mechanisms for dual chamber mixing syringes
UNL HOLDINGS LLC2 citations69
US11191902B2Dec 7, 2021
Combination plunger device for a dual chamber mixing syringe
UNL HOLDINGS LLC1 citations59
US11071825B2Jul 27, 2021
Actuation mechanisms for dual chamber mixing syringes
UNL HOLDINGS LLC0 citations59