Alejandro Espinoza
17Patents
5h-index
21Co-inventors
66Inventor score
Filing activity: Jun 1, 2000 → Dec 21, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6257451A | Anti-clog pump sprayer | Performing Operations; Transporting | 13 | Expired |
| USD717666S1 | Fluid dispenser | General | 9 | Active |
| US8800822B2 | Dip tube connectors and pump systems using the same | Performing Operations; Transporting | 9 | Active |
| US10010897B2 | Pump dispenser with locking feature | Performing Operations; Transporting | 7 | Active |
| US10384223B2 | Pump dispenser with locking feature | Performing Operations; Transporting | 5 | Active |
| US10322428B2 | Trigger spray valve body with pass through filling path | Performing Operations; Transporting | 4 | Active |
| US9387500B2 | Dip tube connectors and pump systems using the same | Performing Operations; Transporting | 4 | Active |
| US10166563B2 | Pump systems, pump engines, and methods of making the same | Performing Operations; Transporting | 4 | Active |
| US10421090B2 | Dip tube connectors and pump systems using the same | Performing Operations; Transporting | 4 | Active |
| US10112206B2 | Pump systems, pump engines, and methods of making the same | Performing Operations; Transporting | 3 | Active |
| US8672189B2 | Rotating sprayer and methods for using the same | Performing Operations; Transporting | 2 | Active |
| US10870122B2 | Dip tube connectors and pump systems using the same | Performing Operations; Transporting | 2 | Active |
| US11059064B2 | Dispensing pump system with removable chaplet | Performing Operations; Transporting | 1 | Active |
| US11173509B2 | Pump locking retention features and methods of using the same | Performing Operations; Transporting | 0 | Active |
| US10894266B2 | Pump dispenser head with increased unlocking torque | Performing Operations; Transporting | 0 | Active |
| US11472612B2 | Dropper dispensers and methods of using the same | Performing Operations; Transporting | 0 | Active |
| US11648575B2 | Dip tube connectors and pump systems using the same | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.