Gordon Smith
21Patents
5h-index
9Co-inventors
62Inventor score
Filing activity: Jul 20, 1976 → Sep 15, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5372352A | Apparatus for sealing a fluid carrying device | Emerging Cross-Sectional Technologies | 42 | Expired |
| US4687179A | Automatic valve actuator and control system | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4679764A | Automatic valve actuator and control system | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4027373A | Flange spreader | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5979488A | Bleed system | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5542644A | Plug-valve having a plug assembly with retractible seals that can be removed without leakage | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6276394A | Compact stem set with load-balanced rollers for non-lubricated double block and bleed plug valves | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5385332A | Flow stabilized, retractable seal, double-block and bleed plug valve | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US5392813A | Integral bleed system for valve | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5931192A | External unified integral bleed system for valves | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5011115A | Self supporting plug for a double block and bleed plug valve | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6354566B1 | Live loaded valve stem packing with shape memory alloy option | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US11677706B1 | Systems and methods for evaluating and displaying subject-specific compliance standard information | Electricity | 1 | Active |
| USD1083984S1 | Display screen or portion thereof with graphical user interface | General | 1 | Active |
| US6443423B1 | Load-profile compensating stuffing-box packing system for valves having stems of uniform cross-section | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US4617964A | Tight shut-off valve with flow control | Emerging Cross-Sectional Technologies | 0 | Expired |
| US12047343B2 | Systems and methods for evaluating and displaying subject-specific compliance standard information | Electricity | 0 | Active |
| US11093902B2 | Systems and methods for absentee management | Physics | 0 | Active |
| US11781937B1 | Valve seal integrity verification systems and methods | Mechanical Engineering; Lighting; Heating | 0 | Active |
| USD1085124S1 | Display screen or portion thereof with graphical user interface | General | 0 | Active |
| US12107813B2 | Systems and methods for updating and presenting subject-specific compliance standard information | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.