Ulrich Kramer
33Patents
9h-index
50Co-inventors
78Inventor score
Filing activity: Feb 9, 1979 → Mar 19, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4410151A | Unmanned craft | Performing Operations; Transporting | 120 | Expired |
| US7146960B2 | Engine shut down using fluid pump to control crankshaft stopping position | Mechanical Engineering; Lighting; Heating | 37 | Expired |
| US4284187A | Automatic packing line | Emerging Cross-Sectional Technologies | 31 | Expired |
| US7799059B2 | Offset orthopedic fixation device with locking mechanism | Human Necessities | 18 | Active |
| US6910457B2 | Method and system for switching off an internal combustion engine | Emerging Cross-Sectional Technologies | 16 | Expired |
| US8267483B2 | Shank chisel | Fixed Constructions | 14 | Active |
| US7191756B2 | System and method for controling crankshaft position during engine shutdown using cylinder pressure | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6971357B2 | Method for preparing an internal combustion engine for starting | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5865150A | Device for varying the valve timing of gas exchange valves of an internal combustion engine | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7591838B2 | Orthopedic fixation device | Human Necessities | 7 | Active |
| US8087329B2 | Screwdriver for bone screws | Performing Operations; Transporting | 6 | Active |
| US4955958A | Aircraft | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7654238B2 | Systems and methods for controlled shutdown and direct start for internal combustion engine | Emerging Cross-Sectional Technologies | 3 | Active |
| US9631548B2 | Internal combustion engine which can be operated with liquid and with gaseous fuel and a method for operating an internal combustion engine of this kind | Emerging Cross-Sectional Technologies | 2 | Active |
| US7856954B2 | Systems and methods for controlled shutdown and direct start for internal combustion engine | Emerging Cross-Sectional Technologies | 2 | Active |
| US9175599B2 | Method for operating an internal combustion engine with gas as a fuel | Emerging Cross-Sectional Technologies | 2 | Active |
| US9453474B2 | Method for operating a direct fuel injection system | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10563363B2 | Scraper bar for a scraper blade of a road milling machine | Fixed Constructions | 1 | Active |
| US4303499A | Process for the production of a transformer oil | Chemistry; Metallurgy | 1 | Expired |
| US7191747B2 | Method for starting an internal combustion engine | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US9523326B2 | Method for direct injection of supercritical fuels | Emerging Cross-Sectional Technologies | 1 | Active |
| US4726712A | Method of pipeline filling the interstices of controlled caving areas | Fixed Constructions | 1 | Expired |
| US10746143B2 | Internal combustion engine and method for operating an internal combustion engine | Emerging Cross-Sectional Technologies | 0 | Active |
| US10412872B2 | Soil working tool | Human Necessities | 0 | Active |
| US9512803B2 | Injection timing | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.