Folkhard Holzel
6Patents
3h-index
9Co-inventors
46Inventor score
Filing activity: Jun 25, 1997 → Feb 19, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6056516A | Compressor installation having a control valve arrangement for independently switching compression chambers between delivery partial delivery and idle operation | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6109886A | Compressed-air supply installation with reduced idling power | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6039072A | Safety valve arrangement | Emerging Cross-Sectional Technologies | 3 | Expired |
| US9605758B2 | Stroke piston for a stroke piston compressor | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8960073B2 | Cylinder head for a compressor | Emerging Cross-Sectional Technologies | 2 | Active |
| US9624922B2 | Pressure monitoring device for controlling a compressor | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.