Robert E. Johannesson
7Patents
3h-index
9Co-inventors
42Inventor score
Filing activity: Aug 3, 2012 → Jan 18, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9205194B2 | Dual chamber mixing device for a syringe | Emerging Cross-Sectional Technologies | 21 | Active |
| US9539393B2 | Actuation mechanisms for dual chamber mixing syringes | Human Necessities | 8 | Active |
| US10130768B2 | Combination plunger device for a dual chamber mixing syringe | Human Necessities | 5 | Active |
| US10220148B2 | Actuation mechanisms for dual chamber mixing syringes | Human Necessities | 2 | Active |
| US11191902B2 | Combination plunger device for a dual chamber mixing syringe | Human Necessities | 0 | Active |
| US11071825B2 | Actuation mechanisms for dual chamber mixing syringes | Human Necessities | 0 | Active |
| US10279121B2 | Dual chamber mixing device for a syringe | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.