Robert L. Barkhimer
10Patents
7h-index
8Co-inventors
55Inventor score
Filing activity: Jan 14, 1980 → Jul 12, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4628881A | Pressure-controlled fuel injection for internal combustion engines | Emerging Cross-Sectional Technologies | 85 | Expired |
| US5526786A | Dual fuel engine having governor controlled pilot fuel injection system | Emerging Cross-Sectional Technologies | 59 | Expired |
| US4997004A | High cycle solenoid valve | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5641121A | Conversion of non-accumulator-type hydraulic electronic unit injector to accumulator-type hydraulic electronic unit injector | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US5477830A | Electronic fuel injection system for internal combustion engines having a common intake port for each pair of cylinders | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| USRE33270E | Pressure-controlled fuel injection for internal combustion engines | General | 16 | Expired |
| US5823429A | Hybrid hydraulic electronic unit injector | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5553781A | Conversion of jerk type injector to accumulator type injector | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4318649A | Locking mechanism for B deck of auto-rack railway car | Performing Operations; Transporting | 4 | Expired |
| US4317415A | Railway car end doors | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.