Andrew Stewart
17Patents
11h-index
9Co-inventors
65Inventor score
Filing activity: Mar 4, 1991 → Apr 22, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD927773S1 | Vaporizer cartridge | General | 49 | Active |
| US10327479B2 | System and method for an improved personal vapourization device | Electricity | 44 | Active |
| USD889034S1 | Vape device | General | 38 | Active |
| USD920571S1 | Vaporizer cartridge | General | 32 | Active |
| USD876719S1 | Vape device | General | 30 | Active |
| USD943184S1 | Vaporizer cartridge | General | 24 | Active |
| USD522223S1 | Ventilated toecap | General | 24 | Expired |
| USD907289S1 | Vape device | General | 15 | Active |
| USD914280S1 | Vaporizer base | General | 14 | Active |
| US5119947A | Glassware slide holder device | Performing Operations; Transporting | 13 | Expired |
| US11106773B2 | System and method for an improved personal vaporization device | Human Necessities | 11 | Active |
| US9844264B1 | Multi-tray cabinet with a compound opening | Human Necessities | 7 | Active |
| USD927418S1 | Charger | General | 5 | Active |
| US10998744B1 | Vaporizer charging structure | Human Necessities | 1 | Active |
| US10549395B2 | Hand tool for self aligned placement of surface mounted tooling element | Performing Operations; Transporting | 0 | Active |
| US11482873B2 | Vaporizer charging structure | Human Necessities | 0 | Active |
| US8523688B2 | Hanger bearing coupling | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.