Inventor · disambiguated record
Robert E. Johannesson
Also filed as: JOHANNESSON ROBERT E
7 granted patents·44 citations·filing 2012–2019
83Inventor score
Top patents by PatentIndex Score
7 records- 0182US10130768B2Combination plunger device for a dual chamber mixing syringeUNL HOLDINGS LLC·Filed 2013·Granted Nov 20, 2018·5 cites·29 claims
- 0282US9205194B2Dual chamber mixing device for a syringeMOJDEHBAKHSH RAMIN·Filed 2012·Granted Dec 8, 2015·23 cites·23 claims
- 0377US9539393B2Actuation mechanisms for dual chamber mixing syringesUNITRACT SYRINGE PTY LTD·Filed 2014·Granted Jan 10, 2017·10 cites·23 claims
- 0476US11191902B2Combination plunger device for a dual chamber mixing syringeUNL HOLDINGS LLC·Filed 2018·Granted Dec 7, 2021·1 cites·11 claims
- 0576US10279121B2Dual chamber mixing device for a syringeUNL HOLDINGS LLC·Filed 2015·Granted May 7, 2019·3 cites·14 claims
- 0675US10220148B2Actuation mechanisms for dual chamber mixing syringesUNL HOLDINGS LLC·Filed 2016·Granted Mar 5, 2019·2 cites·20 claims
- 0759US11071825B2Actuation mechanisms for dual chamber mixing syringesUNL HOLDINGS LLC·Filed 2019·Granted Jul 27, 2021·0 cites·5 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →