Joseph A. Luongo
20Patents
6h-index
36Co-inventors
69Inventor score
Filing activity: Aug 15, 1991 → Sep 13, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5266268A | Centrifugal analyzer rotors | Emerging Cross-Sectional Technologies | 24 | Expired |
| US8297589B2 | Active valve and methods of operation thereof | Emerging Cross-Sectional Technologies | 13 | Active |
| US7186336B2 | Flow sensing apparatus | Physics | 12 | Expired |
| US5788465A | Tool-less pump head configuration | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US10238989B2 | Hybrid gradient delivery system and operation | Emerging Cross-Sectional Technologies | 8 | Active |
| US8241013B2 | Serial capillary pump | Emerging Cross-Sectional Technologies | 6 | Active |
| US7674375B2 | Closed loop flow control of a HPLC constant flow pump to enable low-flow operation | Physics | 6 | Expired |
| US7241115B2 | Methods and apparatus for determining the presence or absence of a fluid leak | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US10413846B2 | Techniques for thermally insulating a liquid chromatographic column | Emerging Cross-Sectional Technologies | 4 | Active |
| US7665480B2 | Defined lead path for high pressure seal | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8333568B2 | Device and methods of measuring pressure | Physics | 3 | Active |
| US8679333B2 | Closed loop flow control of a HPLC constant flow pump to enable low-flow operation | Physics | 2 | Active |
| US11130074B2 | Hybrid gradient delivery system and operation | Emerging Cross-Sectional Technologies | 0 | Active |
| US10232287B2 | Corrosion protection in tubing used chromatography | Physics | 0 | Active |
| US9377011B2 | High pressure pump with reduced seal wear | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9393504B2 | Closed loop flow control of a HPLC constant flow pump to enable low-flow operation | Physics | 0 | Active |
| US10385995B2 | Fluidic coupling seal | Physics | 0 | Active |
| US7955059B2 | Fluid control device for a high pressure analytical instrument | Emerging Cross-Sectional Technologies | 0 | Active |
| US11273390B2 | Techniques for thermally insulating a liquid chromatographic column | Emerging Cross-Sectional Technologies | 0 | Active |
| US8176932B2 | Defined leak path for high pressure seal | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.