Otto Schafer
7Patents
4h-index
8Co-inventors
50Inventor score
Filing activity: Aug 10, 1978 → Jan 8, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4368714A | Fuel injection apparatus | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5171140A | Spiral displacement machine with angularly offset spiral vanes | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4224915A | Fuel injection apparatus | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4363308A | Fuel injection apparatus | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US8461702B2 | System for the transport of an ore pulp in a line system located along a gradient, and components of such a system | Emerging Cross-Sectional Technologies | 2 | Active |
| US4414944A | Device for continuous injection of a mixture consisting of fuel and air into the intake line (or manifold) of an internal combustion engine | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US4818199A | Spiral displacement machine for compressible media with embossed sheet metal seal strip | Mechanical Engineering; Lighting; Heating | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.