Robert L. Hart
16Patents
9h-index
13Co-inventors
69Inventor score
Filing activity: Oct 10, 1974 → Aug 27, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4583155A | Side mounted rear view mirror with brake light | Performing Operations; Transporting | 64 | Expired |
| US8359215B1 | System and method for managing utility resources based on normalized utility usage | Physics | 49 | Active |
| US5137628A | Sealing arrangement for a chromatography column | Physics | 28 | Expired |
| US4090175A | Opto-electronic lock device | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5947546A | Apparatus for attaching a soft top to a motor vehicle | Performing Operations; Transporting | 22 | Expired |
| US6691981B1 | Gate valve | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5876365A | Bandage assembly | Human Necessities | 14 | Expired |
| US5089125A | Chromatography column with sealing arrangement | Physics | 14 | Expired |
| US3934671A | Starter enabling-disabling ignition safety seat belt for moving vehicles | Performing Operations; Transporting | 13 | Expired |
| US5859615A | Omnidirectional isotropic antenna | Electricity | 9 | Expired |
| US4203582A | Universal jig fixture for castings | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8131609B1 | System and method for managing utility resources based on utility service points | Physics | 7 | Active |
| US8671037B2 | System and method for managing utility resources based on utility service points | Physics | 6 | Active |
| US8220866B1 | Assembly for vehicles including adjustable mirrors | Performing Operations; Transporting | 2 | Active |
| US7963590B2 | Assembly for vehicles including adjustable mirrors | Performing Operations; Transporting | 1 | Active |
| US10272840B2 | Communication device for a vehicle | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.