Robert Kraus
40Patents
12h-index
35Co-inventors
81Inventor score
Filing activity: Jul 16, 1973 → Nov 15, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6803732B2 | LED array and LED module with chains of LEDs connected in parallel | Emerging Cross-Sectional Technologies | 79 | Expired |
| US3945704A | Device for detecting an applied compressive load | Electricity | 67 | Expired |
| US4030303A | Waste heat regenerating system | Emerging Cross-Sectional Technologies | 59 | Expired |
| US4055948A | Solar thermal-radiation, absorption and conversion system | Emerging Cross-Sectional Technologies | 58 | Expired |
| US4106370A | Electric infinite-range load-sensing transducer | Mechanical Engineering; Lighting; Heating | 40 | Expired |
| US4915302A | Device for making artificial snow | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US4793554A | Device for making artificial snow | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US4246890A | Passive solar heater fluid pump system | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5382250A | Cranial drill stop | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4041710A | Hydraulic prime mover device | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US4599907A | Mass-flow sensing transducer | Physics | 15 | Expired |
| US4531414A | Linear displacement transducer device | Physics | 13 | Expired |
| US4637261A | Mass-flow sensing transducer for internal combustion engines | Physics | 10 | Expired |
| US8157418B2 | Illumination device comprising a heat sink | Electricity | 9 | Active |
| US5176320A | Device and method for measuring and controlling the water content in man made snow | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4656864A | Fuel control system for internal combustion engines | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4006911A | Rigid ski-mounting stabilizer | Human Necessities | 6 | Expired |
| US8901857B2 | Wireless supplyable lighting module | Emerging Cross-Sectional Technologies | 5 | Active |
| US4182124A | Gravity augmented air compression turbine power plant | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4019412A | Torque release wrench | Performing Operations; Transporting | 5 | Expired |
| US8975532B2 | Light-emitting diode arrangement for a high-power light-emitting diode and method for producing a light-emitting diode arrangement | Electricity | 5 | Active |
| US8662712B2 | LED lamp | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US4759503A | Device for making artificial snow | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US9039198B2 | Projection apparatus having improved projection properties, and method and procedure, respectively, for projecting an image | Electricity | 4 | Active |
| US8593390B2 | Illumination device | Electricity | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.