Cesar Calma
5Patents
2h-index
8Co-inventors
44Inventor score
Filing activity: Sep 6, 2000 → Oct 29, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6644984B2 | Plug assembly with spring loaded contact terminals | Electricity | 33 | Expired |
| US6454604B1 | Two-layer enclosure for electrical assemblies | Electricity | 8 | Expired |
| US12066034B2 | Grooved side liner for centrifugal pump | Mechanical Engineering; Lighting; Heating | 1 | Active |
| USD1061622S1 | Pump casing | General | 0 | Active |
| US12247587B2 | Pump apparatus for reducing the size of suspended solids before pumping | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.