David L. Porter
25Patents
8h-index
21Co-inventors
75Inventor score
Filing activity: Dec 16, 1974 → Aug 29, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4320748A | Fracture brace | Emerging Cross-Sectional Technologies | 63 | Expired |
| US4285336A | Scoliosis orthotic system | Human Necessities | 59 | Expired |
| US5056613A | Vehicular speed control system with reduced gear chatter | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5920996A | Two-point sight for archery bow | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US7104475B2 | Low pressure fuel injector nozzle | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US6665975B2 | Motion decoy | Human Necessities | 13 | Expired |
| US6883509B2 | Ignition coil with integrated coil driver and ionization detection circuitry | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US7124963B2 | Low pressure fuel injector nozzle | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4609794A | Printed circuit switch for windshield wiper motor | Electricity | 8 | Expired |
| US4907553A | Speed control cable attachment | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7168637B2 | Low pressure fuel injector nozzle | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7137577B2 | Low pressure fuel injector nozzle | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7185831B2 | Low pressure fuel injector nozzle | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7438241B2 | Low pressure fuel injector nozzle | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7964010B2 | Coalescing filter element | Performing Operations; Transporting | 5 | Active |
| US6938839B2 | Needle alignment fuel injector | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7198207B2 | Low pressure fuel injector nozzle | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7051957B1 | Low pressure fuel injector nozzle | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7669789B2 | Low pressure fuel injector nozzle | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US6148535A | Gas dryer | Performing Operations; Transporting | 3 | Expired |
| US6644568B1 | Fuel injector with spiral-wound spring adjustment tube | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US3972656A | Fuel pump having pulsating chambers | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6488598B2 | Basketball spinner | Human Necessities | 2 | Expired |
| US4372924A | Purification of alkali metal hydroxides | Performing Operations; Transporting | 1 | Expired |
| US5244968A | Aqueous-dispersed polymer compositions containing cyanoalkyl esters of unsaturated carboxylic acids | Textiles; Paper | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.