Stephen A. Carter
20Patents
9h-index
8Co-inventors
68Inventor score
Filing activity: Apr 20, 1990 → Jul 28, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5875817A | Digital gas metering system using tri-stable and bi-stable solenoids | Emerging Cross-Sectional Technologies | 149 | Expired |
| US5150690A | Flow control system | Emerging Cross-Sectional Technologies | 71 | Expired |
| US5755254A | Two stage pressure regulator | Emerging Cross-Sectional Technologies | 69 | Expired |
| US6321779A | Pressure regulator | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6517615B2 | Coalescing filter assembly | Emerging Cross-Sectional Technologies | 20 | Expired |
| US7309113B2 | Flow control system for a valve | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5797425A | Three stage gas pressure regulator | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6152940A | Balloon member for cerumen removal | Human Necessities | 13 | Expired |
| US6540204B1 | High pressure solenoid pilot valve | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5551387A | Tuned intake manifold for OTTO cycle engines | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6495032B2 | Filter arrangement | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6452099B1 | Electric signal pass through arrangement | Electricity | 6 | Expired |
| US6575194B2 | Electrical signal pass through arrangement | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6718980B2 | Treatment of carbon monoxide poisoning | Human Necessities | 4 | Expired |
| US9810338B2 | Gas cylinder valve | Emerging Cross-Sectional Technologies | 3 | Active |
| US5851002A | Tri-stable solenoid-operated valve | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US11372431B1 | Multi-function three-stage pressure regulator | Emerging Cross-Sectional Technologies | 1 | Active |
| US10598296B2 | Valve with interchangeable outlet connections for high purity gases | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11714435B2 | Multi-function three-stage pressure regulator | Emerging Cross-Sectional Technologies | 0 | Active |
| US12164314B2 | Multi-function three-stage pressure regulator | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.