John S. McSpadden
13Patents
9h-index
16Co-inventors
69Inventor score
Filing activity: Mar 25, 1981 → Oct 16, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6089284A | Preconditioning a fuel dispensing system using a transponder | Physics | 183 | Expired |
| US4876653A | Programmable multiple blender | Emerging Cross-Sectional Technologies | 82 | Expired |
| US4986445A | Gasoline dispenser with valve control through an air gap | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4938054A | Ultrasonic linear meter sensor for positive displacement meter | Physics | 41 | Expired |
| US6087954A | System for enabling handicapped individuals to use gasoline dispensers | Electricity | 36 | Expired |
| US4781066A | Linear sensing apparatus for positive displacement meter | Physics | 29 | Expired |
| US4793589A | Piston valve with proportional solenoid controlled pilot valve | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6253779A | Blending system and method using an auxiliary measuring device | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5871651A | Electronic filter status sensor | Performing Operations; Transporting | 16 | Expired |
| US8042376B2 | Fuel dispenser utilizing pressure sensor for theft detection | Performing Operations; Transporting | 9 | Active |
| US7725271B2 | Nozzle snap flow compensation | Performing Operations; Transporting | 9 | Active |
| US8444014B2 | System and method for fraud detection by low flow rate monitoring at a fuel dispenser | Physics | 8 | Active |
| US4366938A | Grip for cable or the like | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.