Erwin Junker
54Patents
9h-index
4Co-inventors
71Inventor score
Filing activity: Aug 26, 1977 → Jan 24, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4709508A | Method and apparatus for high speed profile grinding of rotation symmetrical workpieces | Performing Operations; Transporting | 20 | Expired |
| US5084077A | Apparatus for gas purification | Performing Operations; Transporting | 19 | Expired |
| US6089812A | Docking system for aligning and attaching a mobile loading/unloading unit to a machine | Performing Operations; Transporting | 16 | Expired |
| US7147547B2 | Method and device for grinding a rotationally symmetric machine part | Performing Operations; Transporting | 15 | Expired |
| US5899797A | Method and apparatus for grinding cams with concave sides | Performing Operations; Transporting | 15 | Expired |
| US6878043B1 | Rough- and finish-grinding of a crankshaft in one set-up | Performing Operations; Transporting | 15 | Expired |
| US6431954B1 | Method and apparatus for grinding workpieces with precision work performed at the same time as the grinding | Performing Operations; Transporting | 13 | Expired |
| US6685536B1 | Method for grinding convex running faces and outside diameters on shaft-like workpieces in one set-up and grinding machine for carrying out the method | Performing Operations; Transporting | 12 | Expired |
| US4926493A | Bearing system for high speed spindles of machine tools | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4548000A | Method for producing threaded sections of threading tools | Performing Operations; Transporting | 9 | Expired |
| US5681208A | Method and apparatus for grinding a crankshaft | Performing Operations; Transporting | 8 | Expired |
| US4577440A | Clamping device for a grinding ring | Performing Operations; Transporting | 7 | Expired |
| US7083500B2 | Method and device for grinding the outside and inside of a rotationally symmetric machine part comprising a longitudinal borehole | Performing Operations; Transporting | 6 | Expired |
| US6913522B2 | Method and device for grinding central bearing positions on crankshafts | Performing Operations; Transporting | 5 | Expired |
| US4289110A | Shaping roll | Performing Operations; Transporting | 5 | Expired |
| US6623332B1 | Grinding machine and method for real-time dimension control | Physics | 5 | Expired |
| US6186738A | Docking system and method for aligning and attaching a mobile loading/unloading unit to a machne | Performing Operations; Transporting | 4 | Expired |
| US7258594B2 | Method and device for centerless cylindrical grinding | Performing Operations; Transporting | 4 | Expired |
| US5807164A | Method and device for regrinding grooved tools | Performing Operations; Transporting | 4 | Expired |
| US4299062A | Device for the production of gear wheels | Performing Operations; Transporting | 4 | Expired |
| US4434685A | Apparatus for cutting saw teeth into saw blades or saw bands | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4809466A | Method for the high-speed precision clamping of rotationally symmetrical workpieces and high-speed precision clamping device for implementing the method | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5274961A | Apparatus for grinding cams | Performing Operations; Transporting | 3 | Expired |
| US8360819B2 | Method for grinding a machine part, and grinding machine for carrying out said method | Performing Operations; Transporting | 3 | Active |
| US4989377A | Apparatus for internal grinding | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.